Fix a logic bug on parentless spans (#782)

* Fix a logic bug on parentless spans

* Add a test

* Simplify logic

* Add changelog entry

* Update tox configuration

* Rename the fixtures to keep pylint happy

CHANGELOG.md

@@ -6,6 +6,12 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
 ## [Unreleased](https://github.com/open-telemetry/opentelemetry-python/compare/v1.7.0-0.26b0...HEAD)
+
+### Fixed
+
+- `opentelemetry-exporter-richconsole` Fixed attribute error on parentless spans.
+  ([#782](https://github.com/open-telemetry/opentelemetry-python-contrib/pull/782))
+
 - `opentelemetry-instrumentation-tornado` Add support instrumentation for Tornado 5.1.1
   ([#812](https://github.com/open-telemetry/opentelemetry-python-contrib/pull/812))
   

exporter/opentelemetry-exporter-richconsole/src/opentelemetry/exporter/richconsole/__init__.py

@@ -36,13 +36,13 @@ all spans will be printed in a list.
 
     from opentelemetry import trace
     from opentelemetry.sdk.trace.export import BatchSpanProcessor
-    from opentelemetry.exporter.richconsole import RichConsoleExporter
+    from opentelemetry.exporter.richconsole import RichConsoleSpanExporter
     from opentelemetry.sdk.trace import TracerProvider
 
     trace.set_tracer_provider(TracerProvider())
     tracer = trace.get_tracer(__name__)
 
-    tracer.add_span_processor(BatchSpanProcessor(RichConsoleExporter()))
+    tracer.add_span_processor(BatchSpanProcessor(RichConsoleSpanExporter()))
 
 
 API
@@ -155,18 +155,19 @@ class RichConsoleSpanExporter(SpanExporter):
             _child_to_tree(child, span)
 
         for span in spans:
-            if span.parent and span.parent.span_id not in parents:
-                child = tree.add(
-                    label=Text.from_markup(
-                        f"[blue][{_ns_to_time(span.start_time)}][/blue] [bold]{span.name}[/bold], span {opentelemetry.trace.format_span_id(span.context.span_id)}"
-                    )
-                )
-            else:
+            if span.parent and span.parent.span_id in parents:
                 child = parents[span.parent.span_id].add(
                     label=Text.from_markup(
                         f"[blue][{_ns_to_time(span.start_time)}][/blue] [bold]{span.name}[/bold], span {opentelemetry.trace.format_span_id(span.context.span_id)}"
                     )
                 )
+            else:
+                child = tree.add(
+                    label=Text.from_markup(
+                        f"[blue][{_ns_to_time(span.start_time)}][/blue] [bold]{span.name}[/bold], span {opentelemetry.trace.format_span_id(span.context.span_id)}"
+                    )
+                )
+
             parents[span.context.span_id] = child
             _child_to_tree(child, span)
 

exporter/opentelemetry-exporter-richconsole/tests/test_rich_exporter.py

@@ -0,0 +1,47 @@
+# Copyright The OpenTelemetry Authors
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+import pytest
+
+from opentelemetry.exporter.richconsole import RichConsoleSpanExporter
+from opentelemetry.sdk import trace
+from opentelemetry.sdk.trace.export import BatchSpanProcessor
+
+
+@pytest.fixture(name="span_processor")
+def fixture_span_processor():
+    exporter = RichConsoleSpanExporter()
+    span_processor = BatchSpanProcessor(exporter)
+
+    yield span_processor
+
+    span_processor.shutdown()
+
+
+@pytest.fixture(name="tracer_provider")
+def fixture_tracer_provider(span_processor):
+    tracer_provider = trace.TracerProvider()
+    tracer_provider.add_span_processor(span_processor)
+
+    yield tracer_provider
+
+
+def test_span_exporter(tracer_provider, span_processor, capsys):
+    tracer = tracer_provider.get_tracer(__name__)
+    span = tracer.start_span("test_span")
+    span.set_attribute("key", "V4LuE")
+    span.end()
+    span_processor.force_flush()
+    captured = capsys.readouterr()
+    assert "V4LuE" in captured.out

tox.ini

@@ -99,6 +99,9 @@ envlist =
     ; opentelemetry-exporter-datadog
     py3{6,7,8,9,10}-test-exporter-datadog
 
+    ; opentelemetry-exporter-richconsole
+    py3{6,7,8,9,10}-test-exporter-richconsole
+
     ; opentelemetry-instrumentation-mysql
     py3{6,7,8,9,10}-test-instrumentation-mysql
     pypy3-test-instrumentation-mysql
@@ -266,6 +269,7 @@ changedir =
   test-propagator-aws: propagator/opentelemetry-propagator-aws-xray/tests
   test-propagator-ot-trace: propagator/opentelemetry-propagator-ot-trace/tests
   test-exporter-datadog: exporter/opentelemetry-exporter-datadog/tests
+  test-exporter-richconsole: exporter/opentelemetry-exporter-richconsole/tests
 
 commands_pre =
 ; Install without -e to test the actual installation
@@ -345,6 +349,8 @@ commands_pre =
 
   datadog: pip install flaky {toxinidir}/exporter/opentelemetry-exporter-datadog[test]
 
+  richconsole: pip install flaky {toxinidir}/exporter/opentelemetry-exporter-richconsole[test]
+
   sklearn: pip install {toxinidir}/instrumentation/opentelemetry-instrumentation-sklearn[test]
 
   sqlalchemy{11,14}: pip install {toxinidir}/instrumentation/opentelemetry-instrumentation-sqlalchemy[test]
@@ -442,6 +448,7 @@ commands_pre =
   python -m pip install -e {toxinidir}/instrumentation/opentelemetry-instrumentation-httpx[test]
   python -m pip install -e {toxinidir}/instrumentation/opentelemetry-instrumentation-aws-lambda[test]
   python -m pip install -e {toxinidir}/exporter/opentelemetry-exporter-datadog[test]
+  python -m pip install -e {toxinidir}/exporter/opentelemetry-exporter-richconsole[test]
   python -m pip install -e {toxinidir}/sdk-extension/opentelemetry-sdk-extension-aws[test]
   python -m pip install -e {toxinidir}/propagator/opentelemetry-propagator-aws-xray[test]
   python -m pip install -e {toxinidir}/propagator/opentelemetry-propagator-ot-trace[test]