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Faster string and int decoder (#305)

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INADA Naoki
2018-12-11 11:50:42 +09:00
committed by GitHub
parent c7188e64bb
commit 3bea8cd8dd
3 changed files with 71 additions and 37 deletions
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7
MySQLdb/connections.py
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@ -114,7 +114,7 @@ class Connection(_mysql.connection):
documentation for the MySQL C API for some hints on what they do.
"""
from MySQLdb.constants import CLIENT, FIELD_TYPE
from MySQLdb.converters import conversions
from MySQLdb.converters import conversions, _bytes_or_str
from weakref import proxy
kwargs2 = kwargs.copy()
@ -174,9 +174,6 @@ class Connection(_mysql.connection):
def unicode_literal(u, dummy=None):
return db.string_literal(u.encode(db.encoding))
def string_decoder(s):
return s.decode(db.encoding)
if not charset:
charset = self.character_set_name()
self.set_character_set(charset)
@ -187,7 +184,7 @@ class Connection(_mysql.connection):
if use_unicode:
for t in (FIELD_TYPE.STRING, FIELD_TYPE.VAR_STRING, FIELD_TYPE.VARCHAR, FIELD_TYPE.TINY_BLOB,
FIELD_TYPE.MEDIUM_BLOB, FIELD_TYPE.LONG_BLOB, FIELD_TYPE.BLOB):
self.converter[t].append((None, string_decoder))
self.converter[t] = _bytes_or_str
self.encoders[unicode] = unicode_literal
self._transactional = self.server_capabilities & CLIENT.TRANSACTIONS