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<h1>ශුන්ය-ඩීපීමතක ප්රශස්තිකරණය</h1>
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<p>මෙයකඩදාසි වල හඳුන්වා දුන් ශුන්ය-ඩීපී ක්රියාත්මක කිරීමකි <a href="https://papers.labml.ai/paper/1910.02054">ශුන්ය: පුහුණුව සඳහා මතක ප්රශස්තිකරණය ට්රිලියනයක් පරාමිති ආකෘති</a>,</p>
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<p>එයප්රශස්තිකරණ තත්වයේ, ශ්රේණියේ සහ පරාමිතීන් බහු උපාංග/නෝඩ් වලට තබා ගනී. එය මුල් ආකෘතියට මතක පරිභෝජනය අඩු කරයි, පරාමිති ගණන <span ><span class="katex"><span aria-hidden="true" class="katex-html"><span class="base"><span class="strut" style="height:0.68333em;vertical-align:0em;"></span><span class="mord coloredeq eqf" style=""><span class="mord" style="">Ψ</span></span></span></span></span></span> කොතැනද, කැබලි ගණන ද <span ><span class="katex"><span aria-hidden="true" class="katex-html"><span class="base"><span class="strut" style="height:0.68333em;vertical-align:0em;"></span><span class="mord coloredeq eqi" style=""><span class="mord mathnormal" style="margin-right:0.07153em">K</span></span></span></span></span></span> , <span ><span class="katex"><span aria-hidden="true" class="katex-html"><span class="base"><span class="strut" style="height:1.4608599999999998em;vertical-align:-0.4508599999999999em;"></span><span class="mord"><span class="mopen nulldelimiter"></span><span class="mfrac"><span class="vlist-t vlist-t2"><span class="vlist-r"><span class="vlist" style="height:1.01em;"><span style="top:-2.655em;"><span class="pstrut" style="height:3em;"></span><span class="sizing reset-size6 size3 mtight"><span class="mord mtight"><span class="mord mtight coloredeq eqg" style=""><span class="mord mtight" style=""><span class="mord mathnormal mtight" style="margin-right:0.10903em">N</span><span class="msupsub"><span class="vlist-t vlist-t2"><span class="vlist-r"><span class="vlist" style="height:0.3448em;"><span style="top:-2.3487714285714287em;margin-left:-0.10903em;margin-right:0.07142857142857144em;"><span class="pstrut" style="height:2.5em;"></span><span class="sizing reset-size3 size1 mtight" style=""><span class="mord mathnormal mtight" style="">d</span></span></span></span><span class="vlist-s"></span></span><span class="vlist-r"><span class="vlist" style="height:0.15122857142857138em;"><span></span></span></span></span></span></span></span></span></span></span><span style="top:-3.23em;"><span class="pstrut" style="height:3em;"></span><span class="frac-line" style="border-bottom-width:0.04em;"></span></span><span style="top:-3.485em;"><span class="pstrut" style="height:3em;"></span><span class="sizing reset-size6 size3 mtight"><span class="mord mtight"><span class="mopen mtight">(</span><span class="mord mtight coloredeq eqe" style=""><span class="mord mtight" style="">2</span><span class="mbin mtight" style="">+</span><span class="mord mtight" style="">2</span></span><span class="mbin mtight">+</span><span class="mord mtight coloredeq eqi" style=""><span class="mord mathnormal mtight" style="margin-right:0.07153em">K</span></span><span class="mclose mtight">)</span><span class="mord mtight coloredeq eqf" style=""><span class="mord mtight" style="">Ψ</span></span></span></span></span></span><span class="vlist-s"></span></span><span class="vlist-r"><span class="vlist" style="height:0.4508599999999999em;"><span></span></span></span></span></span><span class="mclose nulldelimiter"></span></span></span></span></span></span> <span ><span class="katex"><span aria-hidden="true" class="katex-html"><span class="base"><span class="strut" style="height:0.83333em;vertical-align:-0.15em;"></span><span class="mord coloredeq eqg" style=""><span class="mord" style=""><span class="mord mathnormal" style="margin-right:0.10903em">N</span><span class="msupsub"><span class="vlist-t vlist-t2"><span class="vlist-r"><span class="vlist" style="height:0.33610799999999996em;"><span style="top:-2.5500000000000003em;margin-left:-0.10903em;margin-right:0.05em;"><span class="pstrut" style="height:2.7em;"></span><span class="sizing reset-size6 size3 mtight" style=""><span class="mord mathnormal mtight" style="">d</span></span></span></span><span class="vlist-s"></span></span><span class="vlist-r"><span class="vlist" style="height:0.15em;"><span></span></span></span></span></span></span></span></span></span></span></span> පරාමිතියකට ප්රශස්තිකරණ බයිට් ගණන. <span ><span class="katex"><span aria-hidden="true" class="katex-html"><span class="base"><span class="strut" style="height:0.72777em;vertical-align:-0.08333em;"></span><span class="mord coloredeq eqe" style=""><span class="mord" style="">2</span><span class="mspace" style="margin-right:0.2222222222222222em;"></span><span class="mbin" style="">+</span><span class="mspace" style="margin-right:0.2222222222222222em;"></span><span class="mord" style="">2</span></span></span></span></span></span> බිට් 16-නිරවද්යතාව උපකල්පනය කරන පරාමිතිය සහ ශ්රේණියේ මතකය; එනම් පරාමිතියට බයිට් 2 ක් සහ අනුක්රමික ය. <span ><span class="katex"><span aria-hidden="true" class="katex-html"><span class="base"><span class="strut" style="height:0.68333em;vertical-align:0em;"></span><span class="mord coloredeq eqi" style=""><span class="mord mathnormal" style="margin-right:0.07153em">K</span></span><span class="mspace" style="margin-right:0.2777777777777778em;"></span><span class="mrel">=</span><span class="mspace" style="margin-right:0.2777777777777778em;"></span></span><span class="base"><span class="strut" style="height:0.64444em;vertical-align:0em;"></span><span class="mord">12</span></span></span></span></span> සඳහා ආදම් ප්රශස්තකරණය එය පරාමිතීන්ගේ පිටපතක් සහ fp32 හි පරාමිතියකට අවස්ථා දෙකක් පවත්වා ගෙන යන බැවිනි. </p>
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<p>ශුන්ය-ඩීපීහි සන්නිවේදන පරිමාව වේ <span ><span class="katex"><span aria-hidden="true" class="katex-html"><span class="base"><span class="strut" style="height:1em;vertical-align:-0.25em;"></span><span class="mord mathcal" style="margin-right:0.02778em;">O</span><span class="mopen">(</span><span class="mord">3</span><span class="mord coloredeq eqf" style=""><span class="mord" style="">Ψ</span></span><span class="mclose">)</span></span></span></span></span>. සංසන්දනය සඳහා දත්ත-සමාන්තර පුහුණුව සන්නිවේදන පරිමාවක් <span ><span class="katex"><span aria-hidden="true" class="katex-html"><span class="base"><span class="strut" style="height:1em;vertical-align:-0.25em;"></span><span class="mord mathcal" style="margin-right:0.02778em;">O</span><span class="mopen">(</span><span class="mord">2</span><span class="mord coloredeq eqf" style=""><span class="mord" style="">Ψ</span></span><span class="mclose">)</span></span></span></span></span>ඇත. </p>
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<p>මෙයනම් කර ඇතත් <code class="highlight"><span></span><span class="n">Zero3</span></code>
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, අප ක්රියාත්මක කර ඇත්තේ එහි ශුන්ය-ඩීපී කොටස පමණක් මිස අවශේෂ මතක පරිභෝජනය ඉලක්ක කරන Zero-R මතක ප්රශස්තිකරණයන් නොවේ. පිටත ක්රියාත්මක කිරීම සඳහා පුහුණුව සඳහා සහාය වන්නේ පරාමිතීන්ගේ උප කුලකයක් පමණි. </p>
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<p>මෙමක්රියාත්මක කිරීම <a href="https://fairscale.readthedocs.io/en/stable/api/nn/fsdp.html">Fairscale FSDP</a>විසින් දේවානුභාවයෙන්. </p>
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<p><a href="finetune_neox.html">ZERO-DP මතක ප්රශස්තිකරණය භාවිතා කරමින් GPT Neox මනාව සකස් කිරීම සඳහා ස්ක්රිප්ට් එකක් මෙන්න</a> . </p>
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</div>
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<div class='code'>
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<div class="highlight"><pre><span class="lineno">32</span><span></span><span class="kn">import</span> <span class="nn">functools</span>
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<span class="lineno">33</span><span class="kn">from</span> <span class="nn">typing</span> <span class="kn">import</span> <span class="n">List</span><span class="p">,</span> <span class="n">Optional</span><span class="p">,</span> <span class="n">Tuple</span>
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<span class="lineno">34</span>
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<span class="lineno">35</span><span class="kn">import</span> <span class="nn">torch</span>
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<span class="lineno">36</span><span class="kn">import</span> <span class="nn">torch.distributed</span> <span class="k">as</span> <span class="nn">dist</span>
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<span class="lineno">37</span><span class="kn">from</span> <span class="nn">torch</span> <span class="kn">import</span> <span class="n">nn</span></pre></div>
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</div>
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</div>
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<div class='section' id='section-1'>
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<div class='docs doc-strings'>
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<div class='section-link'>
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<a href='#section-1'>#</a>
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</div>
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<h2>Zero3ස්ථරය</h2>
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<p>ආකෘතියේසෑම ස්ථරයක්ම (හෝ අනුයාත ස්ථර කිහිපයක එකතුවක්) මෙම මොඩියුලය තුළ ඔතා තිබිය යුතුය. </p>
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</div>
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<div class='code'>
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<div class="highlight"><pre><span class="lineno">40</span><span class="k">class</span> <span class="nc">Zero3Layer</span><span class="p">(</span><span class="n">nn</span><span class="o">.</span><span class="n">Module</span><span class="p">):</span></pre></div>
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</div>
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</div>
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<div class='section' id='section-2'>
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<div class='docs'>
|
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<div class='section-link'>
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<a href='#section-2'>#</a>
|
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</div>
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<p>සෑමකොටසක්ම පරාමිතීන් <code class="highlight"><span></span><span class="n">chunk</span></code>
|
||
ලැයිස්තුවේ තබා ගනී. පුහුණු කළ හැකි පරාමිතීන් සඳහා <code class="highlight"><span></span><span class="n">chunk</span><span class="p">[</span><span class="mi">0</span><span class="p">]</span></code>
|
||
<code class="highlight"><span></span><span class="n">chunk</span><span class="p">[</span><span class="mi">1</span><span class="p">]</span></code>
|
||
වන අතර ස්ථාවර පරාමිතීන් සඳහා වේ. </p>
|
||
|
||
</div>
|
||
<div class='code'>
|
||
<div class="highlight"><pre><span class="lineno">49</span> <span class="n">chunk</span><span class="p">:</span> <span class="n">List</span><span class="p">[</span><span class="n">nn</span><span class="o">.</span><span class="n">Parameter</span><span class="p">]</span></pre></div>
|
||
</div>
|
||
</div>
|
||
<div class='section' id='section-3'>
|
||
<div class='docs'>
|
||
<div class='section-link'>
|
||
<a href='#section-3'>#</a>
|
||
</div>
|
||
<p><code class="highlight"><span></span><span class="n">chunk</span></code>
|
||
ලැයිස්තුවේ ඇති කුට්ටි වල ප්රමාණය මෙයයි. </p>
|
||
|
||
</div>
|
||
<div class='code'>
|
||
<div class="highlight"><pre><span class="lineno">51</span> <span class="n">chunk_size</span><span class="p">:</span> <span class="n">List</span><span class="p">[</span><span class="nb">int</span><span class="p">]</span></pre></div>
|
||
</div>
|
||
</div>
|
||
<div class='section' id='section-4'>
|
||
<div class='docs'>
|
||
<div class='section-link'>
|
||
<a href='#section-4'>#</a>
|
||
</div>
|
||
<p>පළමුකුට්ටිය පුහුණු කළ හැකි පරාමිතීන් සඳහා වේ. </p>
|
||
|
||
</div>
|
||
<div class='code'>
|
||
<div class="highlight"><pre><span class="lineno">53</span> <span class="n">TRAINING_PARAMS_IDX</span> <span class="o">=</span> <span class="mi">0</span></pre></div>
|
||
</div>
|
||
</div>
|
||
<div class='section' id='section-5'>
|
||
<div class='docs'>
|
||
<div class='section-link'>
|
||
<a href='#section-5'>#</a>
|
||
</div>
|
||
<p>පුහුණුකළ හැකි සහ ස්ථාවර පරාමිතීන් ලෙස ලැයිස්තු වලට බෙදී ඇති පරාමිති ලැයිස්තුව මෙයයි. </p>
|
||
|
||
</div>
|
||
<div class='code'>
|
||
<div class="highlight"><pre><span class="lineno">56</span> <span class="n">param_refs</span><span class="p">:</span> <span class="n">List</span><span class="p">[</span><span class="n">List</span><span class="p">[</span><span class="n">nn</span><span class="o">.</span><span class="n">Parameter</span><span class="p">]]</span></pre></div>
|
||
</div>
|
||
</div>
|
||
<div class='section' id='section-6'>
|
||
<div class='docs'>
|
||
<div class='section-link'>
|
||
<a href='#section-6'>#</a>
|
||
</div>
|
||
<p>පරාමිතීන්පිහාටු කිරීමට CUDA ධාරාව </p>
|
||
|
||
</div>
|
||
<div class='code'>
|
||
<div class="highlight"><pre><span class="lineno">59</span> <span class="n">fetch_stream</span><span class="p">:</span> <span class="n">Optional</span><span class="p">[</span><span class="n">torch</span><span class="o">.</span><span class="n">cuda</span><span class="o">.</span><span class="n">Stream</span><span class="p">]</span></pre></div>
|
||
</div>
|
||
</div>
|
||
<div class='section' id='section-7'>
|
||
<div class='docs'>
|
||
<div class='section-link'>
|
||
<a href='#section-7'>#</a>
|
||
</div>
|
||
<p>උපස්ථ/සමුච්චයඵලය අනුක්රමික කිරීමට CDA ඇළ </p>
|
||
|
||
</div>
|
||
<div class='code'>
|
||
<div class="highlight"><pre><span class="lineno">61</span> <span class="n">backup_stream</span><span class="p">:</span> <span class="n">Optional</span><span class="p">[</span><span class="n">torch</span><span class="o">.</span><span class="n">cuda</span><span class="o">.</span><span class="n">Stream</span><span class="p">]</span></pre></div>
|
||
</div>
|
||
</div>
|
||
<div class='section' id='section-8'>
|
||
<div class='docs'>
|
||
<div class='section-link'>
|
||
<a href='#section-8'>#</a>
|
||
</div>
|
||
<p>මෙමස්ථරයට පෙර ස්ථර ලැයිස්තුව </p>
|
||
|
||
</div>
|
||
<div class='code'>
|
||
<div class="highlight"><pre><span class="lineno">63</span> <span class="n">prev_layer</span><span class="p">:</span> <span class="n">List</span><span class="p">[</span><span class="s1">'Zero3Layer'</span><span class="p">]</span></pre></div>
|
||
</div>
|
||
</div>
|
||
<div class='section' id='section-9'>
|
||
<div class='docs'>
|
||
<div class='section-link'>
|
||
<a href='#section-9'>#</a>
|
||
</div>
|
||
<p>මෙමස්ථරයට පසුව ස්ථර ලැයිස්තුව </p>
|
||
|
||
</div>
|
||
<div class='code'>
|
||
<div class="highlight"><pre><span class="lineno">65</span> <span class="n">next_layer</span><span class="p">:</span> <span class="n">List</span><span class="p">[</span><span class="s1">'Zero3Layer'</span><span class="p">]</span></pre></div>
|
||
</div>
|
||
</div>
|
||
<div class='section' id='section-10'>
|
||
<div class='docs'>
|
||
<div class='section-link'>
|
||
<a href='#section-10'>#</a>
|
||
</div>
|
||
<p>වත්මන්ස්ථරයේ පිහිටීම; ලඝු-සටහන් නිදොස්කරණය සඳහා මෙය භාවිතා කරයි </p>
|
||
|
||
</div>
|
||
<div class='code'>
|
||
<div class="highlight"><pre><span class="lineno">67</span> <span class="n">layer_idx</span><span class="p">:</span> <span class="nb">int</span></pre></div>
|
||
</div>
|
||
</div>
|
||
<div class='section' id='section-11'>
|
||
<div class='docs'>
|
||
<div class='section-link'>
|
||
<a href='#section-11'>#</a>
|
||
</div>
|
||
<p>පරාමිතීන්ලබා ගෙන තිබේද </p>
|
||
|
||
</div>
|
||
<div class='code'>
|
||
<div class="highlight"><pre><span class="lineno">70</span> <span class="n">is_fetched</span><span class="p">:</span> <span class="nb">bool</span></pre></div>
|
||
</div>
|
||
</div>
|
||
<div class='section' id='section-12'>
|
||
<div class='docs'>
|
||
<div class='section-link'>
|
||
<a href='#section-12'>#</a>
|
||
</div>
|
||
<p>ස්ථරයේඋපාංගය </p>
|
||
|
||
</div>
|
||
<div class='code'>
|
||
<div class="highlight"><pre><span class="lineno">73</span> <span class="n">device</span><span class="p">:</span> <span class="n">torch</span><span class="o">.</span><span class="n">device</span></pre></div>
|
||
</div>
|
||
</div>
|
||
<div class='section' id='section-13'>
|
||
<div class='docs'>
|
||
<div class='section-link'>
|
||
<a href='#section-13'>#</a>
|
||
</div>
|
||
<p>ස්ථරයේදත්ත වර්ගය </p>
|
||
|
||
</div>
|
||
<div class='code'>
|
||
<div class="highlight"><pre><span class="lineno">75</span> <span class="n">dtype</span><span class="p">:</span> <span class="n">torch</span><span class="o">.</span><span class="n">dtype</span></pre></div>
|
||
</div>
|
||
</div>
|
||
<div class='section' id='section-14'>
|
||
<div class='docs'>
|
||
<div class='section-link'>
|
||
<a href='#section-14'>#</a>
|
||
</div>
|
||
<p>එවියයුතු මොඩියුලය </p>
|
||
|
||
</div>
|
||
<div class='code'>
|
||
<div class="highlight"><pre><span class="lineno">77</span> <span class="n">module</span><span class="p">:</span> <span class="n">nn</span><span class="o">.</span><span class="n">Module</span></pre></div>
|
||
</div>
|
||
</div>
|
||
<div class='section' id='section-15'>
|
||
<div class='docs'>
|
||
<div class='section-link'>
|
||
<a href='#section-15'>#</a>
|
||
</div>
|
||
<p>නෝඩ්/උපාංගගණන දත්ත හරහා තියුණු වේ </p>
|
||
|
||
</div>
|
||
<div class='code'>
|
||
<div class="highlight"><pre><span class="lineno">79</span> <span class="n">world_size</span><span class="p">:</span> <span class="nb">int</span></pre></div>
|
||
</div>
|
||
</div>
|
||
<div class='section' id='section-16'>
|
||
<div class='docs doc-strings'>
|
||
<div class='section-link'>
|
||
<a href='#section-16'>#</a>
|
||
</div>
|
||
<ul><li><code class="highlight"><span></span><span class="n">module</span></code>
|
||
ඔතා ගත යුතු මොඩියුලය. </li>
|
||
<li><code class="highlight"><span></span><span class="n">rank</span></code>
|
||
වත්මන් නෝඩයේ නිලය. </li>
|
||
<li><code class="highlight"><span></span><span class="n">world_size</span></code>
|
||
දත්ත හරහා තියුණු කර ඇති නෝඩ්/උපාංග ගණන. </li>
|
||
<li><code class="highlight"><span></span><span class="n">device</span></code>
|
||
ස්ථරයේ උපාංගය. </li>
|
||
<li><code class="highlight"><span></span><span class="n">dtype</span></code>
|
||
ස්ථරයේ දත්ත වර්ගය. </li></ul>
|
||
|
||
</div>
|
||
<div class='code'>
|
||
<div class="highlight"><pre><span class="lineno">81</span> <span class="k">def</span> <span class="fm">__init__</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">module</span><span class="p">:</span> <span class="n">nn</span><span class="o">.</span><span class="n">Module</span><span class="p">,</span> <span class="n">rank</span><span class="p">:</span> <span class="nb">int</span><span class="p">,</span> <span class="n">world_size</span><span class="p">:</span> <span class="nb">int</span><span class="p">,</span> <span class="n">device</span><span class="p">:</span> <span class="n">torch</span><span class="o">.</span><span class="n">device</span><span class="p">,</span> <span class="n">dtype</span><span class="p">:</span> <span class="n">torch</span><span class="o">.</span><span class="n">dtype</span><span class="p">):</span></pre></div>
|
||
</div>
|
||
</div>
|
||
<div class='section' id='section-17'>
|
||
<div class='docs'>
|
||
<div class='section-link'>
|
||
<a href='#section-17'>#</a>
|
||
</div>
|
||
|
||
</div>
|
||
<div class='code'>
|
||
<div class="highlight"><pre><span class="lineno">89</span> <span class="nb">super</span><span class="p">()</span><span class="o">.</span><span class="fm">__init__</span><span class="p">()</span></pre></div>
|
||
</div>
|
||
</div>
|
||
<div class='section' id='section-18'>
|
||
<div class='docs'>
|
||
<div class='section-link'>
|
||
<a href='#section-18'>#</a>
|
||
</div>
|
||
<p>ගුණාංගආරම්භ කරන්න </p>
|
||
|
||
</div>
|
||
<div class='code'>
|
||
<div class="highlight"><pre><span class="lineno">92</span> <span class="bp">self</span><span class="o">.</span><span class="n">device</span> <span class="o">=</span> <span class="n">device</span>
|
||
<span class="lineno">93</span> <span class="bp">self</span><span class="o">.</span><span class="n">dtype</span> <span class="o">=</span> <span class="n">dtype</span>
|
||
<span class="lineno">94</span> <span class="bp">self</span><span class="o">.</span><span class="n">module</span> <span class="o">=</span> <span class="n">module</span>
|
||
<span class="lineno">95</span> <span class="bp">self</span><span class="o">.</span><span class="n">prev_layer</span> <span class="o">=</span> <span class="p">[]</span>
|
||
<span class="lineno">96</span> <span class="bp">self</span><span class="o">.</span><span class="n">next_layer</span> <span class="o">=</span> <span class="p">[]</span>
|
||
<span class="lineno">97</span> <span class="bp">self</span><span class="o">.</span><span class="n">is_fetched</span> <span class="o">=</span> <span class="kc">False</span>
|
||
<span class="lineno">98</span> <span class="bp">self</span><span class="o">.</span><span class="n">world_size</span> <span class="o">=</span> <span class="n">world_size</span>
|
||
<span class="lineno">99</span> <span class="bp">self</span><span class="o">.</span><span class="n">layer_idx</span> <span class="o">=</span> <span class="o">-</span><span class="mi">1</span>
|
||
<span class="lineno">100</span> <span class="bp">self</span><span class="o">.</span><span class="n">fetch_stream</span> <span class="o">=</span> <span class="kc">None</span>
|
||
<span class="lineno">101</span> <span class="bp">self</span><span class="o">.</span><span class="n">backup_stream</span> <span class="o">=</span> <span class="kc">None</span>
|
||
<span class="lineno">102</span>
|
||
<span class="lineno">103</span> <span class="k">with</span> <span class="n">torch</span><span class="o">.</span><span class="n">no_grad</span><span class="p">():</span></pre></div>
|
||
</div>
|
||
</div>
|
||
<div class='section' id='section-19'>
|
||
<div class='docs'>
|
||
<div class='section-link'>
|
||
<a href='#section-19'>#</a>
|
||
</div>
|
||
<p>ස්ථරයේසියලු පරාමිතීන් එකතු කරන්න </p>
|
||
|
||
</div>
|
||
<div class='code'>
|
||
<div class="highlight"><pre><span class="lineno">105</span> <span class="n">all_param_refs</span> <span class="o">=</span> <span class="p">[</span><span class="n">p</span> <span class="k">for</span> <span class="n">p</span> <span class="ow">in</span> <span class="bp">self</span><span class="o">.</span><span class="n">parameters</span><span class="p">()]</span></pre></div>
|
||
</div>
|
||
</div>
|
||
<div class='section' id='section-20'>
|
||
<div class='docs'>
|
||
<div class='section-link'>
|
||
<a href='#section-20'>#</a>
|
||
</div>
|
||
<p>පරාමිතීන්ගේහැඩය ගබඩා කර තබන්න, මන්ද ඒවා ප්රතිනිර්මාණය කිරීමට අපට පසුව අවශ්ය වේ </p>
|
||
|
||
</div>
|
||
<div class='code'>
|
||
<div class="highlight"><pre><span class="lineno">108</span> <span class="k">for</span> <span class="n">p</span> <span class="ow">in</span> <span class="n">all_param_refs</span><span class="p">:</span>
|
||
<span class="lineno">109</span> <span class="n">p</span><span class="o">.</span><span class="n">_orig_shape</span> <span class="o">=</span> <span class="n">p</span><span class="o">.</span><span class="n">shape</span></pre></div>
|
||
</div>
|
||
</div>
|
||
<div class='section' id='section-21'>
|
||
<div class='docs'>
|
||
<div class='section-link'>
|
||
<a href='#section-21'>#</a>
|
||
</div>
|
||
<p>සියලුමපරාමිතීන් එකම වර්ගයේ තිබිය යුතුය </p>
|
||
|
||
</div>
|
||
<div class='code'>
|
||
<div class="highlight"><pre><span class="lineno">112</span> <span class="k">for</span> <span class="n">p</span> <span class="ow">in</span> <span class="n">all_param_refs</span><span class="p">:</span>
|
||
<span class="lineno">113</span> <span class="k">assert</span> <span class="n">p</span><span class="o">.</span><span class="n">dtype</span> <span class="o">==</span> <span class="n">dtype</span><span class="p">,</span> <span class="s2">"All parameters should have same dtype"</span></pre></div>
|
||
</div>
|
||
</div>
|
||
<div class='section' id='section-22'>
|
||
<div class='docs'>
|
||
<div class='section-link'>
|
||
<a href='#section-22'>#</a>
|
||
</div>
|
||
<p>පුහුණුකළ හැකි සහ ස්ථාවර ලෙස වෙනම පරාමිතීන් </p>
|
||
|
||
</div>
|
||
<div class='code'>
|
||
<div class="highlight"><pre><span class="lineno">116</span> <span class="bp">self</span><span class="o">.</span><span class="n">param_refs</span> <span class="o">=</span> <span class="p">[[</span><span class="n">p</span> <span class="k">for</span> <span class="n">p</span> <span class="ow">in</span> <span class="n">all_param_refs</span> <span class="k">if</span> <span class="n">p</span><span class="o">.</span><span class="n">requires_grad</span><span class="p">],</span>
|
||
<span class="lineno">117</span> <span class="p">[</span><span class="n">p</span> <span class="k">for</span> <span class="n">p</span> <span class="ow">in</span> <span class="n">all_param_refs</span> <span class="k">if</span> <span class="ow">not</span> <span class="n">p</span><span class="o">.</span><span class="n">requires_grad</span><span class="p">]]</span>
|
||
<span class="lineno">118</span> <span class="k">del</span> <span class="n">all_param_refs</span></pre></div>
|
||
</div>
|
||
</div>
|
||
<div class='section' id='section-23'>
|
||
<div class='docs'>
|
||
<div class='section-link'>
|
||
<a href='#section-23'>#</a>
|
||
</div>
|
||
<p>මෙම <code class="highlight"><span></span><span class="n">rank</span> <span class="o">=</span> <span class="mi">0</span></code>
|
||
නෝඩය එක් එක් උපාංගය/නෝඩය ගබඩා කළ යුතු ප්රමාණය ගණනය කරනු ඇත, ඒ අනුව පරාමිතීන් බෙදා හරිනු ඇත. </p>
|
||
|
||
</div>
|
||
<div class='code'>
|
||
<div class="highlight"><pre><span class="lineno">122</span> <span class="k">if</span> <span class="n">rank</span> <span class="o">==</span> <span class="mi">0</span><span class="p">:</span></pre></div>
|
||
</div>
|
||
</div>
|
||
<div class='section' id='section-24'>
|
||
<div class='docs'>
|
||
<div class='section-link'>
|
||
<a href='#section-24'>#</a>
|
||
</div>
|
||
<p>ඒකාබද්ධකිරීම සහ පෑඩ් පුහුණු කළ හැකි (<code class="highlight"><span></span><span class="n">merged_params</span><span class="p">[</span><span class="mi">0</span><span class="p">]</span></code>
|
||
) සහ ස්ථාවර (<code class="highlight"><span></span><span class="n">merged_params</span><span class="p">[</span><span class="mi">1</span><span class="p">]</span></code>
|
||
) පරාමිතීන් </p>
|
||
|
||
</div>
|
||
<div class='code'>
|
||
<div class="highlight"><pre><span class="lineno">124</span> <span class="n">merged_params</span> <span class="o">=</span> <span class="p">[</span><span class="bp">self</span><span class="o">.</span><span class="n">_merge_and_pad_params</span><span class="p">(</span><span class="n">ps</span><span class="p">)</span> <span class="k">for</span> <span class="n">ps</span> <span class="ow">in</span> <span class="bp">self</span><span class="o">.</span><span class="n">param_refs</span><span class="p">]</span></pre></div>
|
||
</div>
|
||
</div>
|
||
<div class='section' id='section-25'>
|
||
<div class='docs'>
|
||
<div class='section-link'>
|
||
<a href='#section-25'>#</a>
|
||
</div>
|
||
<p>පුහුණුකළ හැකි සහ ස්ථාවර පරාම් ප්රමාණ ගණනය කරන්න </p>
|
||
|
||
</div>
|
||
<div class='code'>
|
||
<div class="highlight"><pre><span class="lineno">126</span> <span class="bp">self</span><span class="o">.</span><span class="n">chunk_size</span> <span class="o">=</span> <span class="p">[(</span><span class="nb">len</span><span class="p">(</span><span class="n">p</span><span class="p">)</span> <span class="o">//</span> <span class="n">world_size</span> <span class="k">if</span> <span class="n">p</span> <span class="ow">is</span> <span class="ow">not</span> <span class="kc">None</span> <span class="k">else</span> <span class="mi">0</span><span class="p">)</span> <span class="k">for</span> <span class="n">p</span> <span class="ow">in</span> <span class="n">merged_params</span><span class="p">]</span></pre></div>
|
||
</div>
|
||
</div>
|
||
<div class='section' id='section-26'>
|
||
<div class='docs'>
|
||
<div class='section-link'>
|
||
<a href='#section-26'>#</a>
|
||
</div>
|
||
<p>ප්රමාණවිකාශනය කරන්න </p>
|
||
|
||
</div>
|
||
<div class='code'>
|
||
<div class="highlight"><pre><span class="lineno">128</span> <span class="n">dist</span><span class="o">.</span><span class="n">broadcast</span><span class="p">(</span><span class="n">torch</span><span class="o">.</span><span class="n">tensor</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">chunk_size</span><span class="p">,</span> <span class="n">device</span><span class="o">=</span><span class="n">device</span><span class="p">),</span> <span class="n">src</span><span class="o">=</span><span class="mi">0</span><span class="p">)</span>
|
||
<span class="lineno">129</span> <span class="k">else</span><span class="p">:</span></pre></div>
|
||
</div>
|
||
</div>
|
||
<div class='section' id='section-27'>
|
||
<div class='docs'>
|
||
<div class='section-link'>
|
||
<a href='#section-27'>#</a>
|
||
</div>
|
||
<p>ප්රමාණලබා ගැනීම සඳහා හිස් ටෙන්සරයක් සාදන්න </p>
|
||
|
||
</div>
|
||
<div class='code'>
|
||
<div class="highlight"><pre><span class="lineno">131</span> <span class="n">chunk_size</span> <span class="o">=</span> <span class="n">torch</span><span class="o">.</span><span class="n">tensor</span><span class="p">([</span><span class="mi">0</span><span class="p">,</span> <span class="mi">0</span><span class="p">],</span> <span class="n">device</span><span class="o">=</span><span class="n">device</span><span class="p">)</span></pre></div>
|
||
</div>
|
||
</div>
|
||
<div class='section' id='section-28'>
|
||
<div class='docs'>
|
||
<div class='section-link'>
|
||
<a href='#section-28'>#</a>
|
||
</div>
|
||
<p>ප්රමාණලබා ගන්න </p>
|
||
|
||
</div>
|
||
<div class='code'>
|
||
<div class="highlight"><pre><span class="lineno">133</span> <span class="n">dist</span><span class="o">.</span><span class="n">broadcast</span><span class="p">(</span><span class="n">chunk_size</span><span class="p">,</span> <span class="n">src</span><span class="o">=</span><span class="mi">0</span><span class="p">)</span>
|
||
<span class="lineno">134</span> <span class="bp">self</span><span class="o">.</span><span class="n">chunk_size</span> <span class="o">=</span> <span class="n">chunk_size</span><span class="o">.</span><span class="n">tolist</span><span class="p">()</span></pre></div>
|
||
</div>
|
||
</div>
|
||
<div class='section' id='section-29'>
|
||
<div class='docs'>
|
||
<div class='section-link'>
|
||
<a href='#section-29'>#</a>
|
||
</div>
|
||
<p>පුහුණුකළ හැකි (<code class="highlight"><span></span><span class="bp">self</span><span class="o">.</span><span class="n">chunk</span><span class="p">[</span><span class="mi">0</span><span class="p">]</span></code>
|
||
) සහ ස්ථාවර (<code class="highlight"><span></span><span class="bp">self</span><span class="o">.</span><span class="n">chunk</span><span class="p">[</span><span class="mi">1</span><span class="p">]</span></code>
|
||
) පරාමිතීන් සඳහා වත්මන් උපාංගයේ/නෝඩයේ ගබඩා කිරීම සඳහා පරාමිතීන් සාදන්න </p>
|
||
|
||
</div>
|
||
<div class='code'>
|
||
<div class="highlight"><pre><span class="lineno">138</span> <span class="bp">self</span><span class="o">.</span><span class="n">chunk</span> <span class="o">=</span> <span class="p">[</span><span class="n">nn</span><span class="o">.</span><span class="n">Parameter</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">_empty</span><span class="p">((</span><span class="n">s</span><span class="p">,)),</span> <span class="n">requires_grad</span><span class="o">=</span><span class="n">i</span> <span class="o">==</span> <span class="bp">self</span><span class="o">.</span><span class="n">TRAINING_PARAMS_IDX</span><span class="p">)</span>
|
||
<span class="lineno">139</span> <span class="k">for</span> <span class="n">i</span><span class="p">,</span> <span class="n">s</span> <span class="ow">in</span> <span class="nb">enumerate</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">chunk_size</span><span class="p">)]</span></pre></div>
|
||
</div>
|
||
</div>
|
||
<div class='section' id='section-30'>
|
||
<div class='docs'>
|
||
<div class='section-link'>
|
||
<a href='#section-30'>#</a>
|
||
</div>
|
||
<p>පුහුණුකළ හැකි සහ ස්ථාවර පරාමිතීන් ඒකාබද්ධ කිරීම සඳහා හිස් ටෙන්සරයක් </p>
|
||
|
||
</div>
|
||
<div class='code'>
|
||
<div class="highlight"><pre><span class="lineno">142</span> <span class="n">chunk</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">_empty</span><span class="p">((</span><span class="nb">sum</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">chunk_size</span><span class="p">),))</span>
|
||
<span class="lineno">143</span>
|
||
<span class="lineno">144</span> <span class="k">if</span> <span class="n">rank</span> <span class="o">==</span> <span class="mi">0</span><span class="p">:</span></pre></div>
|
||
</div>
|
||
</div>
|
||
<div class='section' id='section-31'>
|
||
<div class='docs'>
|
||
<div class='section-link'>
|
||
<a href='#section-31'>#</a>
|
||
</div>
|
||
<p>පුහුණුකළ හැකි සහ ස්ථාවර පරාම් දෙකම සංයුක්ත කරන්න </p>
|
||
|
||
</div>
|
||
<div class='code'>
|
||
<div class="highlight"><pre><span class="lineno">146</span> <span class="n">all_params</span> <span class="o">=</span> <span class="n">torch</span><span class="o">.</span><span class="n">cat</span><span class="p">([</span><span class="n">p</span><span class="o">.</span><span class="n">view</span><span class="p">(</span><span class="n">world_size</span><span class="p">,</span> <span class="o">-</span><span class="mi">1</span><span class="p">)</span> <span class="k">for</span> <span class="n">p</span> <span class="ow">in</span> <span class="n">merged_params</span><span class="p">],</span> <span class="n">dim</span><span class="o">=-</span><span class="mi">1</span><span class="p">)</span><span class="o">.</span><span class="n">view</span><span class="p">(</span><span class="o">-</span><span class="mi">1</span><span class="p">)</span>
|
||
<span class="lineno">147</span> <span class="k">del</span> <span class="n">merged_params</span></pre></div>
|
||
</div>
|
||
</div>
|
||
<div class='section' id='section-32'>
|
||
<div class='docs'>
|
||
<div class='section-link'>
|
||
<a href='#section-32'>#</a>
|
||
</div>
|
||
<p>සියලුමනෝඩ්/උපාංග වෙත ඒවා විසුරුවා හරින්න </p>
|
||
|
||
</div>
|
||
<div class='code'>
|
||
<div class="highlight"><pre><span class="lineno">150</span> <span class="n">dist</span><span class="o">.</span><span class="n">scatter</span><span class="p">(</span><span class="n">chunk</span><span class="p">,</span> <span class="nb">list</span><span class="p">(</span><span class="n">all_params</span><span class="o">.</span><span class="n">split</span><span class="p">(</span><span class="nb">sum</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">chunk_size</span><span class="p">))))</span>
|
||
<span class="lineno">151</span> <span class="k">del</span> <span class="n">all_params</span>
|
||
<span class="lineno">152</span> <span class="k">else</span><span class="p">:</span></pre></div>
|
||
</div>
|
||
</div>
|
||
<div class='section' id='section-33'>
|
||
<div class='docs'>
|
||
<div class='section-link'>
|
||
<a href='#section-33'>#</a>
|
||
</div>
|
||
<p>පරාමිතීන්ලබා ගන්න </p>
|
||
|
||
</div>
|
||
<div class='code'>
|
||
<div class="highlight"><pre><span class="lineno">154</span> <span class="n">dist</span><span class="o">.</span><span class="n">scatter</span><span class="p">(</span><span class="n">chunk</span><span class="p">)</span></pre></div>
|
||
</div>
|
||
</div>
|
||
<div class='section' id='section-34'>
|
||
<div class='docs'>
|
||
<div class='section-link'>
|
||
<a href='#section-34'>#</a>
|
||
</div>
|
||
<p>කුට්ටියදත්ත එකතු කරන්න </p>
|
||
|
||
</div>
|
||
<div class='code'>
|
||
<div class="highlight"><pre><span class="lineno">157</span> <span class="n">chunk</span> <span class="o">=</span> <span class="n">chunk</span><span class="o">.</span><span class="n">split</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">chunk_size</span><span class="p">)</span>
|
||
<span class="lineno">158</span> <span class="k">for</span> <span class="n">i</span><span class="p">,</span> <span class="n">c</span> <span class="ow">in</span> <span class="nb">enumerate</span><span class="p">(</span><span class="n">chunk</span><span class="p">):</span>
|
||
<span class="lineno">159</span> <span class="bp">self</span><span class="o">.</span><span class="n">chunk</span><span class="p">[</span><span class="n">i</span><span class="p">]</span><span class="o">.</span><span class="n">data</span><span class="p">[:]</span> <span class="o">=</span> <span class="n">c</span>
|
||
<span class="lineno">160</span> <span class="k">del</span> <span class="n">chunk</span></pre></div>
|
||
</div>
|
||
</div>
|
||
<div class='section' id='section-35'>
|
||
<div class='docs'>
|
||
<div class='section-link'>
|
||
<a href='#section-35'>#</a>
|
||
</div>
|
||
<p>සාමාන්යපරාමිතීන් පිරිසිදු කරන්න </p>
|
||
|
||
</div>
|
||
<div class='code'>
|
||
<div class="highlight"><pre><span class="lineno">163</span> <span class="bp">self</span><span class="o">.</span><span class="n">_cleanup_params</span><span class="p">()</span></pre></div>
|
||
</div>
|
||
</div>
|
||
<div class='section' id='section-36'>
|
||
<div class='docs'>
|
||
<div class='section-link'>
|
||
<a href='#section-36'>#</a>
|
||
</div>
|
||
<p>පසුගාමීකොක්කක් එක් කරන්න. මොඩියුලයට සාපේක්ෂව අනුක්රමික ගණනය කළ විට මෙය කැඳවනු ලැබේ. </p>
|
||
|
||
</div>
|
||
<div class='code'>
|
||
<div class="highlight"><pre><span class="lineno">166</span> <span class="bp">self</span><span class="o">.</span><span class="n">_backward_hook_ref</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">register_full_backward_hook</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">_backward_hook</span><span class="p">)</span> <span class="c1"># type: ignore</span></pre></div>
|
||
</div>
|
||
</div>
|
||
<div class='section' id='section-37'>
|
||
<div class='docs doc-strings'>
|
||
<div class='section-link'>
|
||
<a href='#section-37'>#</a>
|
||
</div>
|
||
<h4>සියලුපරාමිතීන් ඒකාබද්ධ කර එය බෙදිය හැකි වන පරිදි පෑඩ් කරන්න <code class="highlight"><span></span><span class="n">world_size</span></code>
|
||
. </h4>
|
||
|
||
</div>
|
||
<div class='code'>
|
||
<div class="highlight"><pre><span class="lineno">168</span> <span class="k">def</span> <span class="nf">_merge_and_pad_params</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">params</span><span class="p">:</span> <span class="n">List</span><span class="p">[</span><span class="n">nn</span><span class="o">.</span><span class="n">Parameter</span><span class="p">])</span> <span class="o">-></span> <span class="n">torch</span><span class="o">.</span><span class="n">Tensor</span><span class="p">:</span></pre></div>
|
||
</div>
|
||
</div>
|
||
<div class='section' id='section-38'>
|
||
<div class='docs'>
|
||
<div class='section-link'>
|
||
<a href='#section-38'>#</a>
|
||
</div>
|
||
<p>මුළුපරාමිතීන් ගණන </p>
|
||
|
||
</div>
|
||
<div class='code'>
|
||
<div class="highlight"><pre><span class="lineno">173</span> <span class="n">size</span> <span class="o">=</span> <span class="nb">sum</span><span class="p">(</span><span class="n">p</span><span class="o">.</span><span class="n">shape</span><span class="o">.</span><span class="n">numel</span><span class="p">()</span> <span class="k">for</span> <span class="n">p</span> <span class="ow">in</span> <span class="n">params</span><span class="p">)</span></pre></div>
|
||
</div>
|
||
</div>
|
||
<div class='section' id='section-39'>
|
||
<div class='docs'>
|
||
<div class='section-link'>
|
||
<a href='#section-39'>#</a>
|
||
</div>
|
||
<p>එයබෙදිය නොහැකි නම් <code class="highlight"><span></span><span class="n">world_size</span></code>
|
||
, එය පෑඩ් කරන්න </p>
|
||
|
||
</div>
|
||
<div class='code'>
|
||
<div class="highlight"><pre><span class="lineno">176</span> <span class="k">if</span> <span class="n">size</span> <span class="o">%</span> <span class="bp">self</span><span class="o">.</span><span class="n">world_size</span> <span class="o">!=</span> <span class="mi">0</span><span class="p">:</span>
|
||
<span class="lineno">177</span> <span class="n">padding_fixed</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">world_size</span> <span class="o">-</span> <span class="p">(</span><span class="n">size</span> <span class="o">%</span> <span class="bp">self</span><span class="o">.</span><span class="n">world_size</span><span class="p">)</span></pre></div>
|
||
</div>
|
||
</div>
|
||
<div class='section' id='section-40'>
|
||
<div class='docs'>
|
||
<div class='section-link'>
|
||
<a href='#section-40'>#</a>
|
||
</div>
|
||
<p>එසේනොමැති නම්, පෑඩ් කිරීමට අවශ්ය නැත </p>
|
||
|
||
</div>
|
||
<div class='code'>
|
||
<div class="highlight"><pre><span class="lineno">179</span> <span class="k">else</span><span class="p">:</span>
|
||
<span class="lineno">180</span> <span class="n">padding_fixed</span> <span class="o">=</span> <span class="mi">0</span></pre></div>
|
||
</div>
|
||
</div>
|
||
<div class='section' id='section-41'>
|
||
<div class='docs'>
|
||
<div class='section-link'>
|
||
<a href='#section-41'>#</a>
|
||
</div>
|
||
<p>හිස්පුරවන tensor සාදන්න </p>
|
||
|
||
</div>
|
||
<div class='code'>
|
||
<div class="highlight"><pre><span class="lineno">182</span> <span class="n">padding</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">_empty</span><span class="p">((</span><span class="n">padding_fixed</span><span class="p">,))</span></pre></div>
|
||
</div>
|
||
</div>
|
||
<div class='section' id='section-42'>
|
||
<div class='docs'>
|
||
<div class='section-link'>
|
||
<a href='#section-42'>#</a>
|
||
</div>
|
||
<p>සියලුමපරාමිතීන් සංයුක්ත කර එය පෑඩ් කරන්න </p>
|
||
|
||
</div>
|
||
<div class='code'>
|
||
<div class="highlight"><pre><span class="lineno">184</span> <span class="k">return</span> <span class="n">torch</span><span class="o">.</span><span class="n">cat</span><span class="p">([</span><span class="n">p</span><span class="o">.</span><span class="n">view</span><span class="p">(</span><span class="o">-</span><span class="mi">1</span><span class="p">)</span> <span class="k">for</span> <span class="n">p</span> <span class="ow">in</span> <span class="n">params</span><span class="p">]</span> <span class="o">+</span> <span class="p">[</span><span class="n">padding</span><span class="p">],</span> <span class="n">dim</span><span class="o">=</span><span class="mi">0</span><span class="p">)</span></pre></div>
|
||
</div>
|
||
</div>
|
||
<div class='section' id='section-43'>
|
||
<div class='docs doc-strings'>
|
||
<div class='section-link'>
|
||
<a href='#section-43'>#</a>
|
||
</div>
|
||
<h3>පරාමිතීන්ගේපුහුණු කළ හැකි කූඩු/මඩු ලබා ගන්න. </h3>
|
||
<p>වත්මන්නෝඩයේ ප්රශස්තකරණය වෙත අප යන්නේ මෙයයි. </p>
|
||
|
||
</div>
|
||
<div class='code'>
|
||
<div class="highlight"><pre><span class="lineno">186</span> <span class="k">def</span> <span class="nf">get_trainable_chunk</span><span class="p">(</span><span class="bp">self</span><span class="p">)</span> <span class="o">-></span> <span class="n">List</span><span class="p">[</span><span class="n">nn</span><span class="o">.</span><span class="n">Parameter</span><span class="p">]:</span></pre></div>
|
||
</div>
|
||
</div>
|
||
<div class='section' id='section-44'>
|
||
<div class='docs'>
|
||
<div class='section-link'>
|
||
<a href='#section-44'>#</a>
|
||
</div>
|
||
<p>පුහුණුකළ හැකි පරාමිතීන් නොමැති නම් ආපසු සහ හිස් ලැයිස්තුව </p>
|
||
|
||
</div>
|
||
<div class='code'>
|
||
<div class="highlight"><pre><span class="lineno">193</span> <span class="k">if</span> <span class="nb">len</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">chunk</span><span class="p">[</span><span class="bp">self</span><span class="o">.</span><span class="n">TRAINING_PARAMS_IDX</span><span class="p">])</span> <span class="o">==</span> <span class="mi">0</span><span class="p">:</span>
|
||
<span class="lineno">194</span> <span class="k">return</span> <span class="p">[]</span></pre></div>
|
||
</div>
|
||
</div>
|
||
<div class='section' id='section-45'>
|
||
<div class='docs'>
|
||
<div class='section-link'>
|
||
<a href='#section-45'>#</a>
|
||
</div>
|
||
<p>පුහුණුකළ හැකි කුට්ටිය ලැයිස්තුවක් ලෙස ආපසු එවන්න </p>
|
||
|
||
</div>
|
||
<div class='code'>
|
||
<div class="highlight"><pre><span class="lineno">197</span> <span class="k">return</span> <span class="p">[</span><span class="bp">self</span><span class="o">.</span><span class="n">chunk</span><span class="p">[</span><span class="bp">self</span><span class="o">.</span><span class="n">TRAINING_PARAMS_IDX</span><span class="p">]]</span></pre></div>
|
||
</div>
|
||
</div>
|
||
<div class='section' id='section-46'>
|
||
<div class='docs doc-strings'>
|
||
<div class='section-link'>
|
||
<a href='#section-46'>#</a>
|
||
</div>
|
||
<h4>දීඇති හැඩයේ හිස් ටෙන්සරයක් සාදන්න. </h4>
|
||
|
||
</div>
|
||
<div class='code'>
|
||
<div class="highlight"><pre><span class="lineno">199</span> <span class="k">def</span> <span class="nf">_empty</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">shape</span><span class="p">:</span> <span class="n">Tuple</span><span class="p">[</span><span class="nb">int</span><span class="p">,</span> <span class="o">...</span><span class="p">])</span> <span class="o">-></span> <span class="n">torch</span><span class="o">.</span><span class="n">Tensor</span><span class="p">:</span></pre></div>
|
||
</div>
|
||
</div>
|
||
<div class='section' id='section-47'>
|
||
<div class='docs'>
|
||
<div class='section-link'>
|
||
<a href='#section-47'>#</a>
|
||
</div>
|
||
|
||
</div>
|
||
<div class='code'>
|
||
<div class="highlight"><pre><span class="lineno">203</span> <span class="k">return</span> <span class="n">torch</span><span class="o">.</span><span class="n">empty</span><span class="p">(</span><span class="n">shape</span><span class="p">,</span> <span class="n">device</span><span class="o">=</span><span class="bp">self</span><span class="o">.</span><span class="n">device</span><span class="p">,</span> <span class="n">dtype</span><span class="o">=</span><span class="bp">self</span><span class="o">.</span><span class="n">dtype</span><span class="p">)</span></pre></div>
|
||
</div>
|
||
</div>
|
||
<div class='section' id='section-48'>
|
||
<div class='docs doc-strings'>
|
||
<div class='section-link'>
|
||
<a href='#section-48'>#</a>
|
||
</div>
|
||
<h4>පරාමිතිදත්ත පිරිසිදු කරන්න</h4>
|
||
<p>මෙයස්ථර පරාමිතීන් විසින් භාවිතා කරන සියලුම මතකය මුදා හරිනු ඇත. </p>
|
||
|
||
</div>
|
||
<div class='code'>
|
||
<div class="highlight"><pre><span class="lineno">205</span> <span class="nd">@torch</span><span class="o">.</span><span class="n">no_grad</span><span class="p">()</span>
|
||
<span class="lineno">206</span> <span class="k">def</span> <span class="nf">_cleanup_params</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span></pre></div>
|
||
</div>
|
||
</div>
|
||
<div class='section' id='section-49'>
|
||
<div class='docs'>
|
||
<div class='section-link'>
|
||
<a href='#section-49'>#</a>
|
||
</div>
|
||
<p>පරාමිතීන්ලබා ගත නොහැකි බව දැක්වීමට ධජය සකසන්න </p>
|
||
|
||
</div>
|
||
<div class='code'>
|
||
<div class="highlight"><pre><span class="lineno">214</span> <span class="bp">self</span><span class="o">.</span><span class="n">is_fetched</span> <span class="o">=</span> <span class="kc">False</span></pre></div>
|
||
</div>
|
||
</div>
|
||
<div class='section' id='section-50'>
|
||
<div class='docs'>
|
||
<div class='section-link'>
|
||
<a href='#section-50'>#</a>
|
||
</div>
|
||
<p>සියලුපරාමිතීන් හරහා නැවත </p>
|
||
|
||
</div>
|
||
<div class='code'>
|
||
<div class="highlight"><pre><span class="lineno">217</span> <span class="k">for</span> <span class="n">ps</span> <span class="ow">in</span> <span class="bp">self</span><span class="o">.</span><span class="n">param_refs</span><span class="p">:</span>
|
||
<span class="lineno">218</span> <span class="k">for</span> <span class="n">p</span> <span class="ow">in</span> <span class="n">ps</span><span class="p">:</span></pre></div>
|
||
</div>
|
||
</div>
|
||
<div class='section' id='section-51'>
|
||
<div class='docs'>
|
||
<div class='section-link'>
|
||
<a href='#section-51'>#</a>
|
||
</div>
|
||
<p>නවමෙහෙයුම් වලට පෙර පරාමිතීන්ගේ මෙහෙයුම් සම්පූර්ණ වන තෙක් රැඳී සිටින්න </p>
|
||
|
||
</div>
|
||
<div class='code'>
|
||
<div class="highlight"><pre><span class="lineno">220</span> <span class="n">p</span><span class="o">.</span><span class="n">data</span><span class="o">.</span><span class="n">record_stream</span><span class="p">(</span><span class="n">torch</span><span class="o">.</span><span class="n">cuda</span><span class="o">.</span><span class="n">current_stream</span><span class="p">())</span></pre></div>
|
||
</div>
|
||
</div>
|
||
<div class='section' id='section-52'>
|
||
<div class='docs'>
|
||
<div class='section-link'>
|
||
<a href='#section-52'>#</a>
|
||
</div>
|
||
<p>පරාමිතියවෙනත් කිසිවක් සමඟ ගබඩා බෙදා නොගන්නා බවට වග බලා ගන්න පරීක්ෂා කරන්න </p>
|
||
|
||
</div>
|
||
<div class='code'>
|
||
<div class="highlight"><pre><span class="lineno">222</span> <span class="k">assert</span> <span class="n">p</span><span class="o">.</span><span class="n">data</span><span class="o">.</span><span class="n">storage_offset</span><span class="p">()</span> <span class="o">==</span> <span class="mi">0</span><span class="p">,</span> <span class="s2">"The tensor is not the sole occupant of the storage."</span></pre></div>
|
||
</div>
|
||
</div>
|
||
<div class='section' id='section-53'>
|
||
<div class='docs'>
|
||
<div class='section-link'>
|
||
<a href='#section-53'>#</a>
|
||
</div>
|
||
<p>ගබඩාවවෙනස් කරන්න <span ><span class="katex"><span aria-hidden="true" class="katex-html"><span class="base"><span class="strut" style="height:0.64444em;vertical-align:0em;"></span><span class="mord coloredeq eqh" style=""><span class="mord" style="">0</span></span></span></span></span></span>. මෙය පරාමිතිය භාවිතා කරන මතකය මුදා හරිනු ඇත. </p>
|
||
<p><strong>ස්වයංක්‍රීයප්‍රස්තාරය ඒ පිළිබඳව සඳහනක් තබා ඇති බැවින් සැකසුම මතකය මුදා <code class="highlight"><span></span><span class="n">p</span><span class="o">.</span><span class="n">data</span></code>
|
||
නොහරිනු ඇත. </strong> </p>
|
||
|
||
</div>
|
||
<div class='code'>
|
||
<div class="highlight"><pre><span class="lineno">226</span> <span class="n">p</span><span class="o">.</span><span class="n">data</span><span class="o">.</span><span class="n">storage</span><span class="p">()</span><span class="o">.</span><span class="n">resize_</span><span class="p">(</span><span class="mi">0</span><span class="p">)</span> <span class="c1"># This is what actually clears the memory</span></pre></div>
|
||
</div>
|
||
</div>
|
||
<div class='section' id='section-54'>
|
||
<div class='docs'>
|
||
<div class='section-link'>
|
||
<a href='#section-54'>#</a>
|
||
</div>
|
||
<p>පරාමිතියටශ්රේණියේ දත්ත නොමැති බවට වග බලා ගන්න </p>
|
||
|
||
</div>
|
||
<div class='code'>
|
||
<div class="highlight"><pre><span class="lineno">228</span> <span class="k">assert</span> <span class="n">p</span><span class="o">.</span><span class="n">grad</span> <span class="ow">is</span> <span class="kc">None</span><span class="p">,</span> <span class="s1">'Gradients should be None'</span></pre></div>
|
||
</div>
|
||
</div>
|
||
<div class='section' id='section-55'>
|
||
<div class='docs doc-strings'>
|
||
<div class='section-link'>
|
||
<a href='#section-55'>#</a>
|
||
</div>
|
||
<h3>සියලුකැබලි වලින් පරාමිතීන් ලබා ගන්න</h3>
|
||
<p>මෙයසියලු නෝඩ් වලින් සියලු පරාමිති දත්ත ලබා ගන්නා අතර එක් එක් නෝඩයේ පරාමිතීන් නැවත ගොඩනඟනු ඇත. </p>
|
||
|
||
</div>
|
||
<div class='code'>
|
||
<div class="highlight"><pre><span class="lineno">230</span> <span class="nd">@torch</span><span class="o">.</span><span class="n">no_grad</span><span class="p">()</span>
|
||
<span class="lineno">231</span> <span class="k">def</span> <span class="nf">fetch_params</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span></pre></div>
|
||
</div>
|
||
</div>
|
||
<div class='section' id='section-56'>
|
||
<div class='docs'>
|
||
<div class='section-link'>
|
||
<a href='#section-56'>#</a>
|
||
</div>
|
||
<p>මඟහැරීම දැනටමත් ලැබී ඇත </p>
|
||
|
||
</div>
|
||
<div class='code'>
|
||
<div class="highlight"><pre><span class="lineno">239</span> <span class="k">if</span> <span class="bp">self</span><span class="o">.</span><span class="n">is_fetched</span><span class="p">:</span>
|
||
<span class="lineno">240</span> <span class="k">return</span></pre></div>
|
||
</div>
|
||
</div>
|
||
<div class='section' id='section-57'>
|
||
<div class='docs'>
|
||
<div class='section-link'>
|
||
<a href='#section-57'>#</a>
|
||
</div>
|
||
<p>ධජයසකසන්න </p>
|
||
|
||
</div>
|
||
<div class='code'>
|
||
<div class="highlight"><pre><span class="lineno">243</span> <span class="bp">self</span><span class="o">.</span><span class="n">is_fetched</span> <span class="o">=</span> <span class="kc">True</span></pre></div>
|
||
</div>
|
||
</div>
|
||
<div class='section' id='section-58'>
|
||
<div class='docs'>
|
||
<div class='section-link'>
|
||
<a href='#section-58'>#</a>
|
||
</div>
|
||
ලබා<p>ගැනීමට හෝ බෙදා ගැනීමට කිසිවක් නොමැති නම් මඟ හරින්න. </p>
|
||
|
||
</div>
|
||
<div class='code'>
|
||
<div class="highlight"><pre><span class="lineno">246</span> <span class="k">if</span> <span class="nb">sum</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">chunk_size</span><span class="p">)</span> <span class="o">==</span> <span class="mi">0</span><span class="p">:</span>
|
||
<span class="lineno">247</span> <span class="k">return</span></pre></div>
|
||
</div>
|
||
</div>
|
||
<div class='section' id='section-59'>
|
||
<div class='docs'>
|
||
<div class='section-link'>
|
||
<a href='#section-59'>#</a>
|
||
</div>
|
||
<p>සියලුකැබලි වලින් පරාමිතීන් ලබා <code class="highlight"><span></span><span class="n">fetch_stream</span></code>
|
||
ගැනීමට භාවිතා කරන්න </p>
|
||
|
||
</div>
|
||
<div class='code'>
|
||
<div class="highlight"><pre><span class="lineno">250</span> <span class="k">with</span> <span class="n">torch</span><span class="o">.</span><span class="n">cuda</span><span class="o">.</span><span class="n">stream</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">fetch_stream</span><span class="p">):</span></pre></div>
|
||
</div>
|
||
</div>
|
||
<div class='section' id='section-60'>
|
||
<div class='docs'>
|
||
<div class='section-link'>
|
||
<a href='#section-60'>#</a>
|
||
</div>
|
||
<p>පරාමිතීන්ලබා ගැනීම සඳහා හිස් ටෙන්සරයක් සාදන්න </p>
|
||
|
||
</div>
|
||
<div class='code'>
|
||
<div class="highlight"><pre><span class="lineno">252</span> <span class="n">buffer</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">_empty</span><span class="p">((</span><span class="bp">self</span><span class="o">.</span><span class="n">world_size</span> <span class="o">*</span> <span class="nb">sum</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">chunk_size</span><span class="p">),))</span></pre></div>
|
||
</div>
|
||
</div>
|
||
<div class='section' id='section-61'>
|
||
<div class='docs'>
|
||
<div class='section-link'>
|
||
<a href='#section-61'>#</a>
|
||
</div>
|
||
<p>අඛණ්ඩබෆරය නෝඩ් ගණනට බෙදන්න. මෙම බෙදීම් `බෆර්' පිළිබඳ අදහස් වේ. </p>
|
||
|
||
</div>
|
||
<div class='code'>
|
||
<div class="highlight"><pre><span class="lineno">254</span> <span class="n">buffers</span> <span class="o">=</span> <span class="nb">list</span><span class="p">(</span><span class="n">buffer</span><span class="o">.</span><span class="n">split</span><span class="p">(</span><span class="nb">sum</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">chunk_size</span><span class="p">)))</span></pre></div>
|
||
</div>
|
||
</div>
|
||
<div class='section' id='section-62'>
|
||
<div class='docs'>
|
||
<div class='section-link'>
|
||
<a href='#section-62'>#</a>
|
||
</div>
|
||
<p>පුහුණුකළ හැකි සහ ස්ථාවර කුට්ටි දෙකම සංයුක්ත කරන්න </p>
|
||
|
||
</div>
|
||
<div class='code'>
|
||
<div class="highlight"><pre><span class="lineno">257</span> <span class="n">chunk</span> <span class="o">=</span> <span class="n">torch</span><span class="o">.</span><span class="n">cat</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">chunk</span><span class="p">,</span> <span class="n">dim</span><span class="o">=</span><span class="mi">0</span><span class="p">)</span></pre></div>
|
||
</div>
|
||
</div>
|
||
<div class='section' id='section-63'>
|
||
<div class='docs'>
|
||
<div class='section-link'>
|
||
<a href='#section-63'>#</a>
|
||
</div>
|
||
<p>සියලුමනෝඩ්/උපාංග වලින් පරාමිතීන් එක්රැස් කරන්න </p>
|
||
|
||
</div>
|
||
<div class='code'>
|
||
<div class="highlight"><pre><span class="lineno">260</span> <span class="n">dist</span><span class="o">.</span><span class="n">all_gather</span><span class="p">(</span><span class="n">buffers</span><span class="p">,</span> <span class="n">chunk</span><span class="p">)</span></pre></div>
|
||
</div>
|
||
</div>
|
||
<div class='section' id='section-64'>
|
||
<div class='docs'>
|
||
<div class='section-link'>
|
||
<a href='#section-64'>#</a>
|
||
</div>
|
||
<p>රැස්කරන ලද පරාමිතීන් පුහුණු කළ හැකි සහ ස්ථාවර කුට්ටි වලට බෙදන්න </p>
|
||
|
||
</div>
|
||
<div class='code'>
|
||
<div class="highlight"><pre><span class="lineno">263</span> <span class="n">params</span> <span class="o">=</span> <span class="n">buffer</span><span class="o">.</span><span class="n">view</span><span class="p">(</span><span class="o">-</span><span class="mi">1</span><span class="p">,</span> <span class="nb">sum</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">chunk_size</span><span class="p">))</span><span class="o">.</span><span class="n">split</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">chunk_size</span><span class="p">,</span> <span class="n">dim</span><span class="o">=</span><span class="mi">1</span><span class="p">)</span></pre></div>
|
||
</div>
|
||
</div>
|
||
<div class='section' id='section-65'>
|
||
<div class='docs'>
|
||
<div class='section-link'>
|
||
<a href='#section-65'>#</a>
|
||
</div>
|
||
<p>එක්රැස්කිරීමේ මෙහෙයුම සම්පූර්ණ වන තෙක් රැඳී සිටින්න, පසුව අවරෝධක වෙත යොමු කිරීම් ඉවත් කරන්න </p>
|
||
|
||
</div>
|
||
<div class='code'>
|
||
<div class="highlight"><pre><span class="lineno">265</span> <span class="n">buffer</span><span class="o">.</span><span class="n">record_stream</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">fetch_stream</span><span class="p">)</span>
|
||
<span class="lineno">266</span> <span class="k">for</span> <span class="n">b</span> <span class="ow">in</span> <span class="n">buffers</span><span class="p">:</span>
|
||
<span class="lineno">267</span> <span class="n">b</span><span class="o">.</span><span class="n">record_stream</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">fetch_stream</span><span class="p">)</span>
|
||
<span class="lineno">268</span> <span class="n">buffer</span><span class="o">.</span><span class="n">record_stream</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">fetch_stream</span><span class="p">)</span>
|
||
<span class="lineno">269</span> <span class="k">del</span> <span class="n">buffer</span>
|
||
<span class="lineno">270</span> <span class="k">del</span> <span class="n">buffers</span></pre></div>
|
||
</div>
|
||
</div>
|
||
<div class='section' id='section-66'>
|
||
<div class='docs'>
|
||
<div class='section-link'>
|
||
<a href='#section-66'>#</a>
|
||
</div>
|
||
<p>පුහුණුකළ හැකි සහ ස්ථාවර පරාමිතීන් අඛණ්ඩ ආතතීන්ට නැවත සකස් කරන්න </p>
|
||
|
||
</div>
|
||
<div class='code'>
|
||
<div class="highlight"><pre><span class="lineno">273</span> <span class="n">params</span> <span class="o">=</span> <span class="p">[</span><span class="n">p</span><span class="o">.</span><span class="n">reshape</span><span class="p">(</span><span class="o">-</span><span class="mi">1</span><span class="p">)</span> <span class="k">for</span> <span class="n">p</span> <span class="ow">in</span> <span class="n">params</span><span class="p">]</span></pre></div>
|
||
</div>
|
||
</div>
|
||
<div class='section' id='section-67'>
|
||
<div class='docs'>
|
||
<div class='section-link'>
|
||
<a href='#section-67'>#</a>
|
||
</div>
|
||
<p>තනිපරාමිති ආතතීන් එකතු කරන්න </p>
|
||
|
||
</div>
|
||
<div class='code'>
|
||
<div class="highlight"><pre><span class="lineno">276</span> <span class="k">for</span> <span class="n">cont</span><span class="p">,</span> <span class="n">ps</span> <span class="ow">in</span> <span class="nb">zip</span><span class="p">(</span><span class="n">params</span><span class="p">,</span> <span class="bp">self</span><span class="o">.</span><span class="n">param_refs</span><span class="p">):</span></pre></div>
|
||
</div>
|
||
</div>
|
||
<div class='section' id='section-68'>
|
||
<div class='docs'>
|
||
<div class='section-link'>
|
||
<a href='#section-68'>#</a>
|
||
</div>
|
||
<p>පරාමිතීන්නොමැති නම්, මඟ හරින්න </p>
|
||
|
||
</div>
|
||
<div class='code'>
|
||
<div class="highlight"><pre><span class="lineno">278</span> <span class="k">if</span> <span class="ow">not</span> <span class="n">ps</span><span class="p">:</span>
|
||
<span class="lineno">279</span> <span class="k">continue</span></pre></div>
|
||
</div>
|
||
</div>
|
||
<div class='section' id='section-69'>
|
||
<div class='docs'>
|
||
<div class='section-link'>
|
||
<a href='#section-69'>#</a>
|
||
</div>
|
||
<p>අඛණ්ඩආතතියෙන් ඕෆ්සෙට් </p>
|
||
|
||
</div>
|
||
<div class='code'>
|
||
<div class="highlight"><pre><span class="lineno">282</span> <span class="n">offset</span> <span class="o">=</span> <span class="mi">0</span></pre></div>
|
||
</div>
|
||
</div>
|
||
<div class='section' id='section-70'>
|
||
<div class='docs'>
|
||
<div class='section-link'>
|
||
<a href='#section-70'>#</a>
|
||
</div>
|
||
<p>ආදර්ශපරාමිතීන් හරහා නැවත නැවතත් සහ අඛණ්ඩ tensor සිට අගයන් පැවරීම </p>
|
||
|
||
</div>
|
||
<div class='code'>
|
||
<div class="highlight"><pre><span class="lineno">284</span> <span class="k">for</span> <span class="n">p</span> <span class="ow">in</span> <span class="n">ps</span><span class="p">:</span></pre></div>
|
||
</div>
|
||
</div>
|
||
<div class='section' id='section-71'>
|
||
<div class='docs'>
|
||
<div class='section-link'>
|
||
<a href='#section-71'>#</a>
|
||
</div>
|
||
<p>මුල්පරාමිති හැඩය </p>
|
||
|
||
</div>
|
||
<div class='code'>
|
||
<div class="highlight"><pre><span class="lineno">286</span> <span class="n">shape</span> <span class="o">=</span> <span class="n">p</span><span class="o">.</span><span class="n">_orig_shape</span> <span class="c1"># type: ignore[attr-defined]</span></pre></div>
|
||
</div>
|
||
</div>
|
||
<div class='section' id='section-72'>
|
||
<div class='docs'>
|
||
<div class='section-link'>
|
||
<a href='#section-72'>#</a>
|
||
</div>
|
||
<p>පරාමිතියේගබඩා ප්රමාණය වෙනස් කරන්න. අපි පරාමිතීන් පිරිසිදු කළ <span ><span class="katex"><span aria-hidden="true" class="katex-html"><span class="base"><span class="strut" style="height:0.64444em;vertical-align:0em;"></span><span class="mord coloredeq eqh" style=""><span class="mord" style="">0</span></span></span></span></span></span> විට මෙය සකස් කරන ලදී. </p>
|
||
|
||
</div>
|
||
<div class='code'>
|
||
<div class="highlight"><pre><span class="lineno">288</span> <span class="n">p</span><span class="o">.</span><span class="n">data</span><span class="o">.</span><span class="n">storage</span><span class="p">()</span><span class="o">.</span><span class="n">resize_</span><span class="p">(</span><span class="n">shape</span><span class="o">.</span><span class="n">numel</span><span class="p">())</span></pre></div>
|
||
</div>
|
||
</div>
|
||
<div class='section' id='section-73'>
|
||
<div class='docs'>
|
||
<div class='section-link'>
|
||
<a href='#section-73'>#</a>
|
||
</div>
|
||
<p>අඛණ්ඩආතතියෙන් අගයන් පැවරීම </p>
|
||
|
||
</div>
|
||
<div class='code'>
|
||
<div class="highlight"><pre><span class="lineno">290</span> <span class="n">p</span><span class="o">.</span><span class="n">data</span><span class="p">[:]</span> <span class="o">=</span> <span class="n">cont</span><span class="p">[</span><span class="n">offset</span><span class="p">:</span> <span class="n">offset</span> <span class="o">+</span> <span class="n">shape</span><span class="o">.</span><span class="n">numel</span><span class="p">()]</span><span class="o">.</span><span class="n">reshape</span><span class="p">(</span><span class="n">shape</span><span class="p">)</span></pre></div>
|
||
</div>
|
||
</div>
|
||
<div class='section' id='section-74'>
|
||
<div class='docs'>
|
||
<div class='section-link'>
|
||
<a href='#section-74'>#</a>
|
||
</div>
|
||
<p>වෙනත්මෙහෙයුම් සිදු කිරීමට පෙර මෙහෙයුම් සම්පූර්ණ වන තෙක් රැඳී සිටින්න </p>
|
||
|
||
</div>
|
||
<div class='code'>
|
||
<div class="highlight"><pre><span class="lineno">292</span> <span class="n">p</span><span class="o">.</span><span class="n">data</span><span class="o">.</span><span class="n">record_stream</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">fetch_stream</span><span class="p">)</span></pre></div>
|
||
</div>
|
||
</div>
|
||
<div class='section' id='section-75'>
|
||
<div class='docs'>
|
||
<div class='section-link'>
|
||
<a href='#section-75'>#</a>
|
||
</div>
|
||
<p>ඕෆ්සෙට්යාවත්කාලීන කරන්න </p>
|
||
|
||
</div>
|
||
<div class='code'>
|
||
<div class="highlight"><pre><span class="lineno">294</span> <span class="n">offset</span> <span class="o">+=</span> <span class="n">shape</span><span class="o">.</span><span class="n">numel</span><span class="p">()</span></pre></div>
|
||
</div>
|
||
</div>
|
||
<div class='section' id='section-76'>
|
||
<div class='docs'>
|
||
<div class='section-link'>
|
||
<a href='#section-76'>#</a>
|
||
</div>
|
||
<p>වෙනත්මෙහෙයුම් සිදු කිරීමට පෙර මෙහෙයුම සම්පූර්ණ වන තෙක් රැඳී සිටින්න </p>
|
||
|
||
</div>
|
||
<div class='code'>
|
||
<div class="highlight"><pre><span class="lineno">297</span> <span class="n">cont</span><span class="o">.</span><span class="n">record_stream</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">fetch_stream</span><span class="p">)</span></pre></div>
|
||
</div>
|
||
</div>
|
||
<div class='section' id='section-77'>
|
||
<div class='docs'>
|
||
<div class='section-link'>
|
||
<a href='#section-77'>#</a>
|
||
</div>
|
||
<p> </p>
|
||
|
||
</div>
|
||
<div class='code'>
|
||
<div class="highlight"><pre><span class="lineno">300</span> <span class="k">del</span> <span class="n">params</span></pre></div>
|
||
</div>
|
||
</div>
|
||
<div class='section' id='section-78'>
|
||
<div class='docs doc-strings'>
|
||
<div class='section-link'>
|
||
<a href='#section-78'>#</a>
|
||
</div>
|
||
<h3>ඉදිරිසාමාර්ථය</h3>
|
||
|
||
</div>
|
||
<div class='code'>
|
||
<div class="highlight"><pre><span class="lineno">302</span> <span class="k">def</span> <span class="nf">forward</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="o">*</span><span class="n">args</span><span class="p">,</span> <span class="o">**</span><span class="n">kwargs</span><span class="p">):</span></pre></div>
|
||
</div>
|
||
</div>
|
||
<div class='section' id='section-79'>
|
||
<div class='docs'>
|
||
<div class='section-link'>
|
||
<a href='#section-79'>#</a>
|
||
</div>
|
||
<p>වත්මන්නෝඩයේ සියලු පරාමිතීන් ලබා ගන්න. මෙය පෙර ස්තරය මගින් කැඳවනු ලැබේ, එබැවින් මෙම ඇමතුම පරාමිතීන් ලබා ගත හැකි බවට වග බලා ගැනීම සඳහා පමණි. </p>
|
||
|
||
</div>
|
||
<div class='code'>
|
||
<div class="highlight"><pre><span class="lineno">309</span> <span class="bp">self</span><span class="o">.</span><span class="n">fetch_params</span><span class="p">()</span></pre></div>
|
||
</div>
|
||
</div>
|
||
<div class='section' id='section-80'>
|
||
<div class='docs'>
|
||
<div class='section-link'>
|
||
<a href='#section-80'>#</a>
|
||
</div>
|
||
<p>පරාමිතියසම්පූර්ණ කිරීම සඳහා රැඳී සිටින්න. </p>
|
||
|
||
</div>
|
||
<div class='code'>
|
||
<div class="highlight"><pre><span class="lineno">312</span> <span class="n">torch</span><span class="o">.</span><span class="n">cuda</span><span class="o">.</span><span class="n">current_stream</span><span class="p">()</span><span class="o">.</span><span class="n">wait_stream</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">fetch_stream</span><span class="p">)</span></pre></div>
|
||
</div>
|
||
</div>
|
||
<div class='section' id='section-81'>
|
||
<div class='docs'>
|
||
<div class='section-link'>
|
||
<a href='#section-81'>#</a>
|
||
</div>
|
||
<p>ඉදිරියටයන ස්ථරවල පරාමිතීන් ලබා ගැනීම ආරම්භ කරන්න, එවිට වත්මන් ස්තරය එහි ගණනය කිරීම් සිදු කරන ඒවා ලබා ගනු ඇත. </p>
|
||
|
||
</div>
|
||
<div class='code'>
|
||
<div class="highlight"><pre><span class="lineno">316</span> <span class="k">for</span> <span class="n">layer</span> <span class="ow">in</span> <span class="bp">self</span><span class="o">.</span><span class="n">next_layer</span><span class="p">:</span>
|
||
<span class="lineno">317</span> <span class="n">layer</span><span class="o">.</span><span class="n">fetch_params</span><span class="p">()</span></pre></div>
|
||
</div>
|
||
</div>
|
||
<div class='section' id='section-82'>
|
||
<div class='docs'>
|
||
<div class='section-link'>
|
||
<a href='#section-82'>#</a>
|
||
</div>
|
||
<p>ඔටෝග්රාඩ්සක්රීය කර ඇත්නම් වත්මන් ස්ථරයේ පරාමිතීන් සඳහා පසුගාමී කොකු එකතු කරන්න. </p>
|
||
|
||
</div>
|
||
<div class='code'>
|
||
<div class="highlight"><pre><span class="lineno">320</span> <span class="k">if</span> <span class="n">torch</span><span class="o">.</span><span class="n">is_grad_enabled</span><span class="p">():</span>
|
||
<span class="lineno">321</span> <span class="bp">self</span><span class="o">.</span><span class="n">_add_backward_hooks</span><span class="p">()</span></pre></div>
|
||
</div>
|
||
</div>
|
||
<div class='section' id='section-83'>
|
||
<div class='docs'>
|
||
<div class='section-link'>
|
||
<a href='#section-83'>#</a>
|
||
</div>
|
||
<p>වත්මන්ස්ථරයේ ප්රතිදානයන් ගණනය කරන්න </p>
|
||
|
||
</div>
|
||
<div class='code'>
|
||
<div class="highlight"><pre><span class="lineno">324</span> <span class="n">res</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">module</span><span class="p">(</span><span class="o">*</span><span class="n">args</span><span class="p">,</span> <span class="o">**</span><span class="n">kwargs</span><span class="p">)</span></pre></div>
|
||
</div>
|
||
</div>
|
||
<div class='section' id='section-84'>
|
||
<div class='docs'>
|
||
<div class='section-link'>
|
||
<a href='#section-84'>#</a>
|
||
</div>
|
||
<p>ස්ථරයේපරාමිතීන් පිරිසිදු කරන්න. </p>
|
||
<p><em>ඔටෝග්රාඩ්සක්රීය කර ඇත්නම් පිරිසිදු කිරීම මඟ හරින්න, මෙය ජාලයේ අවසාන ස්තරය වේ, මන්ද පසුගාමී පාස් සඳහා අපට නැවත පරාමිතීන් ලබා ගැනීමට අවශ්ය වනු ඇත. </em> </p>
|
||
|
||
</div>
|
||
<div class='code'>
|
||
<div class="highlight"><pre><span class="lineno">330</span> <span class="k">if</span> <span class="ow">not</span> <span class="n">torch</span><span class="o">.</span><span class="n">is_grad_enabled</span><span class="p">()</span> <span class="ow">or</span> <span class="bp">self</span><span class="o">.</span><span class="n">next_layer</span><span class="p">:</span>
|
||
<span class="lineno">331</span> <span class="bp">self</span><span class="o">.</span><span class="n">_cleanup_params</span><span class="p">()</span>
|
||
<span class="lineno">332</span>
|
||
<span class="lineno">333</span> <span class="k">return</span> <span class="n">res</span></pre></div>
|
||
</div>
|
||
</div>
|
||
<div class='section' id='section-85'>
|
||
<div class='docs doc-strings'>
|
||
<div class='section-link'>
|
||
<a href='#section-85'>#</a>
|
||
</div>
|
||
<h4>වත්මන්ස්ථරයේ පරාමිතීන් සඳහා පසුගාමී කොකු එකතු කරන්න. </h4>
|
||
|
||
</div>
|
||
<div class='code'>
|
||
<div class="highlight"><pre><span class="lineno">335</span> <span class="k">def</span> <span class="nf">_add_backward_hooks</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span></pre></div>
|
||
</div>
|
||
</div>
|
||
<div class='section' id='section-86'>
|
||
<div class='docs'>
|
||
<div class='section-link'>
|
||
<a href='#section-86'>#</a>
|
||
</div>
|
||
<p>පසුගාමීකොකු ගණන එකතු කරන ලදි </p>
|
||
|
||
</div>
|
||
<div class='code'>
|
||
<div class="highlight"><pre><span class="lineno">341</span> <span class="bp">self</span><span class="o">.</span><span class="n">_backward_hook_handles</span> <span class="o">=</span> <span class="mi">0</span></pre></div>
|
||
</div>
|
||
</div>
|
||
<div class='section' id='section-87'>
|
||
<div class='docs'>
|
||
<div class='section-link'>
|
||
<a href='#section-87'>#</a>
|
||
</div>
|
||
<p>වත්මන්ස්ථරයේ පුහුණු කළ හැකි පරාමිතීන් හරහා ලූප් </p>
|
||
|
||
</div>
|
||
<div class='code'>
|
||
<div class="highlight"><pre><span class="lineno">344</span> <span class="k">for</span> <span class="n">p</span> <span class="ow">in</span> <span class="bp">self</span><span class="o">.</span><span class="n">param_refs</span><span class="p">[</span><span class="bp">self</span><span class="o">.</span><span class="n">TRAINING_PARAMS_IDX</span><span class="p">]:</span></pre></div>
|
||
</div>
|
||
</div>
|
||
<div class='section' id='section-88'>
|
||
<div class='docs'>
|
||
<div class='section-link'>
|
||
<a href='#section-88'>#</a>
|
||
</div>
|
||
<p>කොක්කක්දැනටමත් එකතු කර නොමැති බවට වග බලා ගන්න </p>
|
||
|
||
</div>
|
||
<div class='code'>
|
||
<div class="highlight"><pre><span class="lineno">346</span> <span class="k">assert</span> <span class="ow">not</span> <span class="nb">hasattr</span><span class="p">(</span><span class="n">p</span><span class="p">,</span> <span class="s2">"_hook_handle"</span><span class="p">),</span> <span class="s1">'Parameter has already been hooked'</span></pre></div>
|
||
</div>
|
||
</div>
|
||
<div class='section' id='section-89'>
|
||
<div class='docs'>
|
||
<div class='section-link'>
|
||
<a href='#section-89'>#</a>
|
||
</div>
|
||
<p>අපටබාධා කළ හැකි ස්වයංක්රීය පියවරක් නිර්මාණය <code class="highlight"><span></span><span class="n">expand_as</span></code>
|
||
කිරීමට භාවිතා කරන්න </p>
|
||
|
||
</div>
|
||
<div class='code'>
|
||
<div class="highlight"><pre><span class="lineno">348</span> <span class="n">p_tmp</span> <span class="o">=</span> <span class="n">p</span><span class="o">.</span><span class="n">expand_as</span><span class="p">(</span><span class="n">p</span><span class="p">)</span></pre></div>
|
||
</div>
|
||
</div>
|
||
<div class='section' id='section-90'>
|
||
<div class='docs'>
|
||
<div class='section-link'>
|
||
<a href='#section-90'>#</a>
|
||
</div>
|
||
<p>පසුගාමීකොක්ක එක් කිරීමට හසුරුව ලබා ගන්න. <a href="https://amsword.medium.com/understanding-pytorchs-autograd-with-grad-fn-and-next-functions-b2c4836daa00">මෙම බ්ලොග් අඩවිය ගැන සාකච්ඡා කරයි <code class="highlight"><span></span><span class="n">grad_acc</span></code>
|
||
</a>. </p>
|
||
|
||
</div>
|
||
<div class='code'>
|
||
<div class="highlight"><pre><span class="lineno">351</span> <span class="n">grad_acc</span> <span class="o">=</span> <span class="n">p_tmp</span><span class="o">.</span><span class="n">grad_fn</span><span class="o">.</span><span class="n">next_functions</span><span class="p">[</span><span class="mi">0</span><span class="p">][</span><span class="mi">0</span><span class="p">]</span></pre></div>
|
||
</div>
|
||
</div>
|
||
<div class='section' id='section-91'>
|
||
<div class='docs'>
|
||
<div class='section-link'>
|
||
<a href='#section-91'>#</a>
|
||
</div>
|
||
<p>පසුගාමීකොක්ක එක් කරන්න </p>
|
||
|
||
</div>
|
||
<div class='code'>
|
||
<div class="highlight"><pre><span class="lineno">353</span> <span class="n">handle</span> <span class="o">=</span> <span class="n">grad_acc</span><span class="o">.</span><span class="n">register_hook</span><span class="p">(</span>
|
||
<span class="lineno">354</span> <span class="n">functools</span><span class="o">.</span><span class="n">partial</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">_post_backward_hook</span><span class="p">,</span> <span class="n">p</span><span class="p">))</span></pre></div>
|
||
</div>
|
||
</div>
|
||
<div class='section' id='section-92'>
|
||
<div class='docs'>
|
||
<div class='section-link'>
|
||
<a href='#section-92'>#</a>
|
||
</div>
|
||
<p>හසුරුවගැන සඳහනක් තබා ගන්න </p>
|
||
|
||
</div>
|
||
<div class='code'>
|
||
<div class="highlight"><pre><span class="lineno">356</span> <span class="n">p</span><span class="o">.</span><span class="n">_hook_handle</span> <span class="o">=</span> <span class="n">handle</span></pre></div>
|
||
</div>
|
||
</div>
|
||
<div class='section' id='section-93'>
|
||
<div class='docs'>
|
||
<div class='section-link'>
|
||
<a href='#section-93'>#</a>
|
||
</div>
|
||
<p>එකතුකරන ලද කොකු ගණන වැඩි කරන්න </p>
|
||
|
||
</div>
|
||
<div class='code'>
|
||
<div class="highlight"><pre><span class="lineno">358</span> <span class="bp">self</span><span class="o">.</span><span class="n">_backward_hook_handles</span> <span class="o">+=</span> <span class="mi">1</span></pre></div>
|
||
</div>
|
||
</div>
|
||
<div class='section' id='section-94'>
|
||
<div class='docs doc-strings'>
|
||
<div class='section-link'>
|
||
<a href='#section-94'>#</a>
|
||
</div>
|
||
<h4>පසුගාමීසිදුවීමක් හසුරුවන්න</h4>
|
||
<p>පරාමිතියපසුගාමී කොකු සහ මොඩියුලයේ පසුගාමී කොක්ක මගින් මෙය කැඳවනු ලැබේ. </p>
|
||
|
||
</div>
|
||
<div class='code'>
|
||
<div class="highlight"><pre><span class="lineno">360</span> <span class="k">def</span> <span class="nf">_backward_event</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span></pre></div>
|
||
</div>
|
||
</div>
|
||
<div class='section' id='section-95'>
|
||
<div class='docs'>
|
||
<div class='section-link'>
|
||
<a href='#section-95'>#</a>
|
||
</div>
|
||
<p>කොකුකවුන්ටරය අඩු කිරීම </p>
|
||
|
||
</div>
|
||
<div class='code'>
|
||
<div class="highlight"><pre><span class="lineno">368</span> <span class="bp">self</span><span class="o">.</span><span class="n">_backward_hook_handles</span> <span class="o">-=</span> <span class="mi">1</span></pre></div>
|
||
</div>
|
||
</div>
|
||
<div class='section' id='section-96'>
|
||
<div class='docs'>
|
||
<div class='section-link'>
|
||
<a href='#section-96'>#</a>
|
||
</div>
|
||
<p>සියලුමකොකු (මොඩියුල කොක්ක ඇතුළුව) කැඳවා ඇත්නම්, අපට අනුක්රමික උපස්ථ කර පරාමිතීන් පිරිසිදු කළ හැකිය. </p>
|
||
|
||
</div>
|
||
<div class='code'>
|
||
<div class="highlight"><pre><span class="lineno">372</span> <span class="k">if</span> <span class="bp">self</span><span class="o">.</span><span class="n">_backward_hook_handles</span> <span class="o">==</span> <span class="o">-</span><span class="mi">1</span><span class="p">:</span>
|
||
<span class="lineno">373</span> <span class="bp">self</span><span class="o">.</span><span class="n">_backup_grads</span><span class="p">()</span>
|
||
<span class="lineno">374</span> <span class="bp">self</span><span class="o">.</span><span class="n">_cleanup_params</span><span class="p">()</span></pre></div>
|
||
</div>
|
||
</div>
|
||
<div class='section' id='section-97'>
|
||
<div class='docs'>
|
||
<div class='section-link'>
|
||
<a href='#section-97'>#</a>
|
||
</div>
|
||
<p>පෙරස්ථරයේ පරාමිතීන් ලබා ගැනීම ආරම්භ කරන්න, මන්ද ඔටෝග්රාඩ් ඊළඟට එහි අනුක්රමික ක්රියාවලිය කරනු ඇත. </p>
|
||
|
||
</div>
|
||
<div class='code'>
|
||
<div class="highlight"><pre><span class="lineno">377</span> <span class="k">for</span> <span class="n">layer</span> <span class="ow">in</span> <span class="bp">self</span><span class="o">.</span><span class="n">prev_layer</span><span class="p">:</span>
|
||
<span class="lineno">378</span> <span class="n">layer</span><span class="o">.</span><span class="n">fetch_params</span><span class="p">()</span></pre></div>
|
||
</div>
|
||
</div>
|
||
<div class='section' id='section-98'>
|
||
<div class='docs doc-strings'>
|
||
<div class='section-link'>
|
||
<a href='#section-98'>#</a>
|
||
</div>
|
||
<h4>පරාමිතියපසුගාමී කොක්ක</h4>
|
||
|
||
</div>
|
||
<div class='code'>
|
||
<div class="highlight"><pre><span class="lineno">380</span> <span class="k">def</span> <span class="nf">_post_backward_hook</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">p</span><span class="p">:</span> <span class="n">nn</span><span class="o">.</span><span class="n">Parameter</span><span class="p">,</span> <span class="o">*</span><span class="n">args</span><span class="p">):</span></pre></div>
|
||
</div>
|
||
</div>
|
||
<div class='section' id='section-99'>
|
||
<div class='docs'>
|
||
<div class='section-link'>
|
||
<a href='#section-99'>#</a>
|
||
</div>
|
||
<p>පරාමිතියෙන්හසුරුව ඉවත් කරන්න </p>
|
||
|
||
</div>
|
||
<div class='code'>
|
||
<div class="highlight"><pre><span class="lineno">385</span> <span class="n">p</span><span class="o">.</span><span class="n">_hook_handle</span><span class="o">.</span><span class="n">remove</span><span class="p">()</span> <span class="c1"># type: ignore[attr-defined]</span>
|
||
<span class="lineno">386</span> <span class="nb">delattr</span><span class="p">(</span><span class="n">p</span><span class="p">,</span> <span class="s2">"_hook_handle"</span><span class="p">)</span></pre></div>
|
||
</div>
|
||
</div>
|
||
<div class='section' id='section-100'>
|
||
<div class='docs'>
|
||
<div class='section-link'>
|
||
<a href='#section-100'>#</a>
|
||
</div>
|
||
<p>පසුගාමීසිදුවීමක් හසුරුවන්න </p>
|
||
|
||
</div>
|
||
<div class='code'>
|
||
<div class="highlight"><pre><span class="lineno">389</span> <span class="bp">self</span><span class="o">.</span><span class="n">_backward_event</span><span class="p">()</span></pre></div>
|
||
</div>
|
||
</div>
|
||
<div class='section' id='section-101'>
|
||
<div class='docs doc-strings'>
|
||
<div class='section-link'>
|
||
<a href='#section-101'>#</a>
|
||
</div>
|
||
<h4>මොඩියුලයපසුගාමී කොක්ක</h4>
|
||
|
||
</div>
|
||
<div class='code'>
|
||
<div class="highlight"><pre><span class="lineno">391</span> <span class="k">def</span> <span class="nf">_backward_hook</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="o">*</span><span class="n">args</span><span class="p">,</span> <span class="o">**</span><span class="n">kwargs</span><span class="p">):</span></pre></div>
|
||
</div>
|
||
</div>
|
||
<div class='section' id='section-102'>
|
||
<div class='docs'>
|
||
<div class='section-link'>
|
||
<a href='#section-102'>#</a>
|
||
</div>
|
||
<p>පසුගාමීසිදුවීමක් හසුරුවන්න </p>
|
||
|
||
</div>
|
||
<div class='code'>
|
||
<div class="highlight"><pre><span class="lineno">396</span> <span class="bp">self</span><span class="o">.</span><span class="n">_backward_event</span><span class="p">()</span></pre></div>
|
||
</div>
|
||
</div>
|
||
<div class='section' id='section-103'>
|
||
<div class='docs'>
|
||
<div class='section-link'>
|
||
<a href='#section-103'>#</a>
|
||
</div>
|
||
<p>පෙරස්ථරය පරිගණක අනුක්රමික ආරම්භ වනු ඇත. එය පරාම් ලබා ගැනීම අවසන් කර ඇති බවට අප වග බලා ගත යුතුය. </p>
|
||
|
||
</div>
|
||
<div class='code'>
|
||
<div class="highlight"><pre><span class="lineno">399</span> <span class="n">torch</span><span class="o">.</span><span class="n">cuda</span><span class="o">.</span><span class="n">current_stream</span><span class="p">()</span><span class="o">.</span><span class="n">wait_stream</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">fetch_stream</span><span class="p">)</span></pre></div>
|
||
</div>
|
||
</div>
|
||
<div class='section' id='section-104'>
|
||
<div class='docs'>
|
||
<div class='section-link'>
|
||
<a href='#section-104'>#</a>
|
||
</div>
|
||
<p> </p>
|
||
|
||
</div>
|
||
<div class='code'>
|
||
<div class="highlight"><pre><span class="lineno">402</span> <span class="k">return</span> <span class="kc">None</span></pre></div>
|
||
</div>
|
||
</div>
|
||
<div class='section' id='section-105'>
|
||
<div class='docs doc-strings'>
|
||
<div class='section-link'>
|
||
<a href='#section-105'>#</a>
|
||
</div>
|
||
<h3>වත්මන්ස්ථරයේ අනුක්රමික උපස්ථ කරන්න</h3>
|
||
|
||
</div>
|
||
<div class='code'>
|
||
<div class="highlight"><pre><span class="lineno">404</span> <span class="nd">@torch</span><span class="o">.</span><span class="n">no_grad</span><span class="p">()</span>
|
||
<span class="lineno">405</span> <span class="k">def</span> <span class="nf">_backup_grads</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span></pre></div>
|
||
</div>
|
||
</div>
|
||
<div class='section' id='section-106'>
|
||
<div class='docs'>
|
||
<div class='section-link'>
|
||
<a href='#section-106'>#</a>
|
||
</div>
|
||
<p>පුහුණුකළ හැකි පරාමිතීන් නොමැති නම් මඟ හරින්න </p>
|
||
|
||
</div>
|
||
<div class='code'>
|
||
<div class="highlight"><pre><span class="lineno">410</span> <span class="k">if</span> <span class="bp">self</span><span class="o">.</span><span class="n">chunk_size</span><span class="p">[</span><span class="bp">self</span><span class="o">.</span><span class="n">TRAINING_PARAMS_IDX</span><span class="p">]</span> <span class="o">==</span> <span class="mi">0</span><span class="p">:</span>
|
||
<span class="lineno">411</span> <span class="k">return</span></pre></div>
|
||
</div>
|
||
</div>
|
||
<div class='section' id='section-107'>
|
||
<div class='docs'>
|
||
<div class='section-link'>
|
||
<a href='#section-107'>#</a>
|
||
</div>
|
||
<p>අනුක්රමිකඋපස්ථ කිරීමට උපස්ථ ධාරාව භාවිතා කරන්න </p>
|
||
|
||
</div>
|
||
<div class='code'>
|
||
<div class="highlight"><pre><span class="lineno">414</span> <span class="k">with</span> <span class="n">torch</span><span class="o">.</span><span class="n">cuda</span><span class="o">.</span><span class="n">stream</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">backup_stream</span><span class="p">):</span></pre></div>
|
||
</div>
|
||
</div>
|
||
<div class='section' id='section-108'>
|
||
<div class='docs'>
|
||
<div class='section-link'>
|
||
<a href='#section-108'>#</a>
|
||
</div>
|
||
<p>අනුක්රමිකගබඩා කිරීමට බෆරය </p>
|
||
|
||
</div>
|
||
<div class='code'>
|
||
<div class="highlight"><pre><span class="lineno">416</span> <span class="n">buffer</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">_empty</span><span class="p">((</span><span class="bp">self</span><span class="o">.</span><span class="n">world_size</span> <span class="o">*</span> <span class="bp">self</span><span class="o">.</span><span class="n">chunk_size</span><span class="p">[</span><span class="bp">self</span><span class="o">.</span><span class="n">TRAINING_PARAMS_IDX</span><span class="p">],))</span></pre></div>
|
||
</div>
|
||
</div>
|
||
<div class='section' id='section-109'>
|
||
<div class='docs'>
|
||
<div class='section-link'>
|
||
<a href='#section-109'>#</a>
|
||
</div>
|
||
<p>අඛණ්ඩබෆරය නෝඩ් ගණනකට බෙදන්න. මෙම බෙදීම් `බෆර්' පිළිබඳ අදහස් වේ. </p>
|
||
|
||
</div>
|
||
<div class='code'>
|
||
<div class="highlight"><pre><span class="lineno">418</span> <span class="n">buffers</span> <span class="o">=</span> <span class="nb">list</span><span class="p">(</span><span class="n">buffer</span><span class="o">.</span><span class="n">split</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">chunk_size</span><span class="p">[</span><span class="bp">self</span><span class="o">.</span><span class="n">TRAINING_PARAMS_IDX</span><span class="p">]))</span></pre></div>
|
||
</div>
|
||
</div>
|
||
<div class='section' id='section-110'>
|
||
<div class='docs'>
|
||
<div class='section-link'>
|
||
<a href='#section-110'>#</a>
|
||
</div>
|
||
<p>අඛණ්ඩබෆරයේ ඕෆ්සෙට් </p>
|
||
|
||
</div>
|
||
<div class='code'>
|
||
<div class="highlight"><pre><span class="lineno">421</span> <span class="n">offset</span> <span class="o">=</span> <span class="mi">0</span></pre></div>
|
||
</div>
|
||
</div>
|
||
<div class='section' id='section-111'>
|
||
<div class='docs'>
|
||
<div class='section-link'>
|
||
<a href='#section-111'>#</a>
|
||
</div>
|
||
<p>පුහුණුකළ හැකි පරාමිතීන් හරහා නැවත ක්රියාත්මක කරන්න </p>
|
||
|
||
</div>
|
||
<div class='code'>
|
||
<div class="highlight"><pre><span class="lineno">423</span> <span class="k">for</span> <span class="n">p</span> <span class="ow">in</span> <span class="bp">self</span><span class="o">.</span><span class="n">param_refs</span><span class="p">[</span><span class="bp">self</span><span class="o">.</span><span class="n">TRAINING_PARAMS_IDX</span><span class="p">]:</span></pre></div>
|
||
</div>
|
||
</div>
|
||
<div class='section' id='section-112'>
|
||
<div class='docs'>
|
||
<div class='section-link'>
|
||
<a href='#section-112'>#</a>
|
||
</div>
|
||
<p>අනුක්රමිකඑකතු </p>
|
||
|
||
</div>
|
||
<div class='code'>
|
||
<div class="highlight"><pre><span class="lineno">425</span> <span class="n">shape</span> <span class="o">=</span> <span class="n">p</span><span class="o">.</span><span class="n">_orig_shape</span> <span class="c1"># type: ignore[attr-defined]</span>
|
||
<span class="lineno">426</span> <span class="n">buffer</span><span class="p">[</span><span class="n">offset</span><span class="p">:</span> <span class="n">offset</span> <span class="o">+</span> <span class="n">shape</span><span class="o">.</span><span class="n">numel</span><span class="p">()]</span> <span class="o">=</span> <span class="n">p</span><span class="o">.</span><span class="n">grad</span><span class="o">.</span><span class="n">view</span><span class="p">(</span><span class="o">-</span><span class="mi">1</span><span class="p">)</span></pre></div>
|
||
</div>
|
||
</div>
|
||
<div class='section' id='section-113'>
|
||
<div class='docs'>
|
||
<div class='section-link'>
|
||
<a href='#section-113'>#</a>
|
||
</div>
|
||
<p>ඕෆ්සෙට්යාවත්කාලීන කරන්න </p>
|
||
|
||
</div>
|
||
<div class='code'>
|
||
<div class="highlight"><pre><span class="lineno">428</span> <span class="n">offset</span> <span class="o">+=</span> <span class="n">shape</span><span class="o">.</span><span class="n">numel</span><span class="p">()</span></pre></div>
|
||
</div>
|
||
</div>
|
||
<div class='section' id='section-114'>
|
||
<div class='docs'>
|
||
<div class='section-link'>
|
||
<a href='#section-114'>#</a>
|
||
</div>
|
||
<p>අනුක්රමිකපිරිසිදු </p>
|
||
|
||
</div>
|
||
<div class='code'>
|
||
<div class="highlight"><pre><span class="lineno">430</span> <span class="n">p</span><span class="o">.</span><span class="n">grad</span> <span class="o">=</span> <span class="kc">None</span></pre></div>
|
||
</div>
|
||
</div>
|
||
<div class='section' id='section-115'>
|
||
<div class='docs'>
|
||
<div class='section-link'>
|
||
<a href='#section-115'>#</a>
|
||
</div>
|
||
<p>වත්මන්ෂාර්ඩ් වල අනුක්රමික සමුච්චය කිරීම සඳහා හිස් ටෙන්සරය </p>
|
||
|
||
</div>
|
||
<div class='code'>
|
||
<div class="highlight"><pre><span class="lineno">433</span> <span class="n">grad</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">_empty</span><span class="p">((</span><span class="bp">self</span><span class="o">.</span><span class="n">chunk_size</span><span class="p">[</span><span class="bp">self</span><span class="o">.</span><span class="n">TRAINING_PARAMS_IDX</span><span class="p">],))</span></pre></div>
|
||
</div>
|
||
</div>
|
||
<div class='section' id='section-116'>
|
||
<div class='docs'>
|
||
<div class='section-link'>
|
||
<a href='#section-116'>#</a>
|
||
</div>
|
||
<p>එක්එක් ශාකයේ අනුක්රමික සමුච්චය කරන්න. එය නෝඩ් හරහා බෆර විසිරී යන අතර සෑම නෝඩයක්ම එයට ලැබෙන ආතතීන් එකතු වේ (අඩු කරයි). </p>
|
||
|
||
</div>
|
||
<div class='code'>
|
||
<div class="highlight"><pre><span class="lineno">436</span> <span class="n">dist</span><span class="o">.</span><span class="n">reduce_scatter</span><span class="p">(</span><span class="n">grad</span><span class="p">,</span> <span class="n">buffers</span><span class="p">)</span></pre></div>
|
||
</div>
|
||
</div>
|
||
<div class='section' id='section-117'>
|
||
<div class='docs'>
|
||
<div class='section-link'>
|
||
<a href='#section-117'>#</a>
|
||
</div>
|
||
<p>මෙහෙයුමසම්පූර්ණ වන තෙක් රැඳී සිටින්න, පසුව අවරෝධක වෙත යොමු කිරීම් ඉවත් කරන්න </p>
|
||
|
||
</div>
|
||
<div class='code'>
|
||
<div class="highlight"><pre><span class="lineno">439</span> <span class="k">for</span> <span class="n">b</span> <span class="ow">in</span> <span class="n">buffers</span><span class="p">:</span>
|
||
<span class="lineno">440</span> <span class="n">b</span><span class="o">.</span><span class="n">record_stream</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">fetch_stream</span><span class="p">)</span>
|
||
<span class="lineno">441</span> <span class="n">buffer</span><span class="o">.</span><span class="n">record_stream</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">fetch_stream</span><span class="p">)</span>
|
||
<span class="lineno">442</span> <span class="k">del</span> <span class="n">buffer</span>
|
||
<span class="lineno">443</span> <span class="k">del</span> <span class="n">buffers</span></pre></div>
|
||
</div>
|
||
</div>
|
||
<div class='section' id='section-118'>
|
||
<div class='docs'>
|
||
<div class='section-link'>
|
||
<a href='#section-118'>#</a>
|
||
</div>
|
||
<p>කුට්ටිඅනුක්රමික සකසන්න. ප්රශස්තකරණය දකින්නේ මෙයයි. </p>
|
||
|
||
</div>
|
||
<div class='code'>
|
||
<div class="highlight"><pre><span class="lineno">446</span> <span class="bp">self</span><span class="o">.</span><span class="n">chunk</span><span class="p">[</span><span class="bp">self</span><span class="o">.</span><span class="n">TRAINING_PARAMS_IDX</span><span class="p">]</span><span class="o">.</span><span class="n">grad</span> <span class="o">=</span> <span class="n">grad</span>
|
||
<span class="lineno">447</span> <span class="k">del</span> <span class="n">grad</span></pre></div>
|
||
</div>
|
||
</div>
|
||
<div class='section' id='section-119'>
|
||
<div class='docs doc-strings'>
|
||
<div class='section-link'>
|
||
<a href='#section-119'>#</a>
|
||
</div>
|
||
<h2><code class="highlight"><span></span><span class="n">Zero3Layer</span></code>
|
||
ස්ථර සඳහා අනුක්රමික මොඩියුලය</h2>
|
||
|
||
</div>
|
||
<div class='code'>
|
||
<div class="highlight"><pre><span class="lineno">450</span><span class="k">class</span> <span class="nc">Zero3Sequential</span><span class="p">(</span><span class="n">nn</span><span class="o">.</span><span class="n">Module</span><span class="p">):</span></pre></div>
|
||
</div>
|
||
</div>
|
||
<div class='section' id='section-120'>
|
||
<div class='docs doc-strings'>
|
||
<div class='section-link'>
|
||
<a href='#section-120'>#</a>
|
||
</div>
|
||
<ul><li><code class="highlight"><span></span><span class="n">modules</span></code>
|
||
<code class="highlight"><span></span><span class="n">Zero3Layer</span></code>
|
||
ස්ථර ලැයිස්තුව</li></ul>
|
||
|
||
</div>
|
||
<div class='code'>
|
||
<div class="highlight"><pre><span class="lineno">454</span> <span class="k">def</span> <span class="fm">__init__</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">modules</span><span class="p">:</span> <span class="n">List</span><span class="p">[</span><span class="n">Zero3Layer</span><span class="p">]):</span></pre></div>
|
||
</div>
|
||
</div>
|
||
<div class='section' id='section-121'>
|
||
<div class='docs'>
|
||
<div class='section-link'>
|
||
<a href='#section-121'>#</a>
|
||
</div>
|
||
|
||
</div>
|
||
<div class='code'>
|
||
<div class="highlight"><pre><span class="lineno">458</span> <span class="nb">super</span><span class="p">()</span><span class="o">.</span><span class="fm">__init__</span><span class="p">()</span></pre></div>
|
||
</div>
|
||
</div>
|
||
<div class='section' id='section-122'>
|
||
<div class='docs'>
|
||
<div class='section-link'>
|
||
<a href='#section-122'>#</a>
|
||
</div>
|
||
<p>පරාමිතීන්ලබා ගැනීමට CUDA ධාරාව </p>
|
||
|
||
</div>
|
||
<div class='code'>
|
||
<div class="highlight"><pre><span class="lineno">461</span> <span class="bp">self</span><span class="o">.</span><span class="n">fetch_stream</span> <span class="o">=</span> <span class="n">torch</span><span class="o">.</span><span class="n">cuda</span><span class="o">.</span><span class="n">Stream</span><span class="p">()</span></pre></div>
|
||
</div>
|
||
</div>
|
||
<div class='section' id='section-123'>
|
||
<div class='docs'>
|
||
<div class='section-link'>
|
||
<a href='#section-123'>#</a>
|
||
</div>
|
||
<p>උපස්ථකිරීමට CUDA ධාරාව (සමුච්චය) අනුක්රමික </p>
|
||
|
||
</div>
|
||
<div class='code'>
|
||
<div class="highlight"><pre><span class="lineno">463</span> <span class="bp">self</span><span class="o">.</span><span class="n">backup_stream</span> <span class="o">=</span> <span class="n">torch</span><span class="o">.</span><span class="n">cuda</span><span class="o">.</span><span class="n">Stream</span><span class="p">()</span></pre></div>
|
||
</div>
|
||
</div>
|
||
<div class='section' id='section-124'>
|
||
<div class='docs'>
|
||
<div class='section-link'>
|
||
<a href='#section-124'>#</a>
|
||
</div>
|
||
<p>එක්එක් <code class="highlight"><span></span><span class="n">Zero3Layer</span></code>
|
||
ස්ථරයක් සඳහා ධාරාවන් සහ පෙර සහ ඉදිරියට යන ස්ථර සකසන්න </p>
|
||
|
||
</div>
|
||
<div class='code'>
|
||
<div class="highlight"><pre><span class="lineno">466</span> <span class="k">for</span> <span class="n">i</span> <span class="ow">in</span> <span class="nb">range</span><span class="p">(</span><span class="nb">len</span><span class="p">(</span><span class="n">modules</span><span class="p">)):</span></pre></div>
|
||
</div>
|
||
</div>
|
||
<div class='section' id='section-125'>
|
||
<div class='docs'>
|
||
<div class='section-link'>
|
||
<a href='#section-125'>#</a>
|
||
</div>
|
||
<p>ස්ථරදර්ශකය සකසන්න </p>
|
||
|
||
</div>
|
||
<div class='code'>
|
||
<div class="highlight"><pre><span class="lineno">468</span> <span class="n">modules</span><span class="p">[</span><span class="n">i</span><span class="p">]</span><span class="o">.</span><span class="n">layer_idx</span> <span class="o">=</span> <span class="n">i</span></pre></div>
|
||
</div>
|
||
</div>
|
||
<div class='section' id='section-126'>
|
||
<div class='docs'>
|
||
<div class='section-link'>
|
||
<a href='#section-126'>#</a>
|
||
</div>
|
||
<p>ධාරාවන්සකසන්න </p>
|
||
|
||
</div>
|
||
<div class='code'>
|
||
<div class="highlight"><pre><span class="lineno">470</span> <span class="n">modules</span><span class="p">[</span><span class="n">i</span><span class="p">]</span><span class="o">.</span><span class="n">fetch_stream</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">fetch_stream</span>
|
||
<span class="lineno">471</span> <span class="n">modules</span><span class="p">[</span><span class="n">i</span><span class="p">]</span><span class="o">.</span><span class="n">backup_stream</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">backup_stream</span></pre></div>
|
||
</div>
|
||
</div>
|
||
<div class='section' id='section-127'>
|
||
<div class='docs'>
|
||
<div class='section-link'>
|
||
<a href='#section-127'>#</a>
|
||
</div>
|
||
<p>ඉදිරියටයන ස්ථර සකසන්න </p>
|
||
|
||
</div>
|
||
<div class='code'>
|
||
<div class="highlight"><pre><span class="lineno">473</span> <span class="k">if</span> <span class="n">i</span> <span class="o">+</span> <span class="mi">1</span> <span class="o"><</span> <span class="nb">len</span><span class="p">(</span><span class="n">modules</span><span class="p">):</span>
|
||
<span class="lineno">474</span> <span class="n">modules</span><span class="p">[</span><span class="n">i</span><span class="p">]</span><span class="o">.</span><span class="n">next_layer</span><span class="o">.</span><span class="n">append</span><span class="p">(</span><span class="n">modules</span><span class="p">[</span><span class="n">i</span> <span class="o">+</span> <span class="mi">1</span><span class="p">])</span></pre></div>
|
||
</div>
|
||
</div>
|
||
<div class='section' id='section-128'>
|
||
<div class='docs'>
|
||
<div class='section-link'>
|
||
<a href='#section-128'>#</a>
|
||
</div>
|
||
<p>පෙරස්ථර සකසන්න </p>
|
||
|
||
</div>
|
||
<div class='code'>
|
||
<div class="highlight"><pre><span class="lineno">476</span> <span class="k">if</span> <span class="n">i</span> <span class="o">-</span> <span class="mi">1</span> <span class="o">>=</span> <span class="mi">0</span><span class="p">:</span>
|
||
<span class="lineno">477</span> <span class="n">modules</span><span class="p">[</span><span class="n">i</span><span class="p">]</span><span class="o">.</span><span class="n">prev_layer</span><span class="o">.</span><span class="n">append</span><span class="p">(</span><span class="n">modules</span><span class="p">[</span><span class="n">i</span> <span class="o">-</span> <span class="mi">1</span><span class="p">])</span></pre></div>
|
||
</div>
|
||
</div>
|
||
<div class='section' id='section-129'>
|
||
<div class='docs'>
|
||
<div class='section-link'>
|
||
<a href='#section-129'>#</a>
|
||
</div>
|
||
<p>මොඩියුලගබඩා ලැයිස්තුව </p>
|
||
|
||
</div>
|
||
<div class='code'>
|
||
<div class="highlight"><pre><span class="lineno">480</span> <span class="bp">self</span><span class="o">.</span><span class="n">module_list</span> <span class="o">=</span> <span class="n">nn</span><span class="o">.</span><span class="n">ModuleList</span><span class="p">(</span><span class="n">modules</span><span class="p">)</span></pre></div>
|
||
</div>
|
||
</div>
|
||
<div class='section' id='section-130'>
|
||
<div class='docs'>
|
||
<div class='section-link'>
|
||
<a href='#section-130'>#</a>
|
||
</div>
|
||
|
||
</div>
|
||
<div class='code'>
|
||
<div class="highlight"><pre><span class="lineno">482</span> <span class="k">def</span> <span class="nf">get_trainable_chunk</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span></pre></div>
|
||
</div>
|
||
</div>
|
||
<div class='section' id='section-131'>
|
||
<div class='docs'>
|
||
<div class='section-link'>
|
||
<a href='#section-131'>#</a>
|
||
</div>
|
||
<p>එක්එක් ස්ථරයෙන් පුහුණු කළ හැකි කුට්ටි ලැයිස්තුව ආපසු ලබා දෙන්න </p>
|
||
|
||
</div>
|
||
<div class='code'>
|
||
<div class="highlight"><pre><span class="lineno">484</span> <span class="k">return</span> <span class="nb">sum</span><span class="p">([</span><span class="n">m</span><span class="o">.</span><span class="n">get_trainable_chunk</span><span class="p">()</span> <span class="k">for</span> <span class="n">m</span> <span class="ow">in</span> <span class="bp">self</span><span class="o">.</span><span class="n">module_list</span><span class="p">],</span> <span class="p">[])</span></pre></div>
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</div>
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</div>
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<div class='section' id='section-132'>
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<div class='docs'>
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<div class='section-link'>
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||
<a href='#section-132'>#</a>
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</div>
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</div>
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<div class='code'>
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||
<div class="highlight"><pre><span class="lineno">486</span> <span class="k">def</span> <span class="nf">forward</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">x</span><span class="p">:</span> <span class="n">torch</span><span class="o">.</span><span class="n">Tensor</span><span class="p">):</span></pre></div>
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</div>
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<div class='section' id='section-133'>
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<div class='docs'>
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<div class='section-link'>
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<a href='#section-133'>#</a>
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</div>
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<p>ආපසුදක්වා ඵලය අනුක්රමික සම්පූර්ණ බවට වග බලා ගන්න </p>
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</div>
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<div class='code'>
|
||
<div class="highlight"><pre><span class="lineno">488</span> <span class="n">torch</span><span class="o">.</span><span class="n">cuda</span><span class="o">.</span><span class="n">current_stream</span><span class="p">()</span><span class="o">.</span><span class="n">wait_stream</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">backup_stream</span><span class="p">)</span></pre></div>
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</div>
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</div>
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<div class='section' id='section-134'>
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<div class='docs'>
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<div class='section-link'>
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||
<a href='#section-134'>#</a>
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</div>
|
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<p>ඉදිරිසාමාර්ථය </p>
|
||
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||
</div>
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||
<div class='code'>
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<div class="highlight"><pre><span class="lineno">491</span> <span class="k">for</span> <span class="n">m</span> <span class="ow">in</span> <span class="bp">self</span><span class="o">.</span><span class="n">module_list</span><span class="p">:</span>
|
||
<span class="lineno">492</span> <span class="n">x</span> <span class="o">=</span> <span class="n">m</span><span class="p">(</span><span class="n">x</span><span class="p">)</span></pre></div>
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</div>
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<div class='section' id='section-135'>
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<div class='docs'>
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<div class='section-link'>
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<a href='#section-135'>#</a>
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</div>
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<p> </p>
|
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</div>
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<div class='code'>
|
||
<div class="highlight"><pre><span class="lineno">495</span> <span class="k">return</span> <span class="n">x</span></pre></div>
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