[Python-checkins] cpython: inspect: Micro-optimize __eq__ for Signature, Parameter and BoundArguments
yury.selivanov
python-checkins at python.org
Fri May 15 00:23:01 CEST 2015
https://hg.python.org/cpython/rev/f0b10980b19e
changeset: 96056:f0b10980b19e
parent: 96054:15701e89d710
user: Yury Selivanov <yselivanov at sprymix.com>
date: Thu May 14 18:20:01 2015 -0400
summary:
inspect: Micro-optimize __eq__ for Signature, Parameter and BoundArguments
Provide __ne__ method for consistency.
files:
Lib/inspect.py | 32 ++++++++++++++++++++++----------
1 files changed, 22 insertions(+), 10 deletions(-)
diff --git a/Lib/inspect.py b/Lib/inspect.py
--- a/Lib/inspect.py
+++ b/Lib/inspect.py
@@ -2353,11 +2353,15 @@
return hash((self.name, self.kind, self.annotation, self.default))
def __eq__(self, other):
- return (issubclass(other.__class__, Parameter) and
- self._name == other._name and
- self._kind == other._kind and
- self._default == other._default and
- self._annotation == other._annotation)
+ return (self is other or
+ (issubclass(other.__class__, Parameter) and
+ self._name == other._name and
+ self._kind == other._kind and
+ self._default == other._default and
+ self._annotation == other._annotation))
+
+ def __ne__(self, other):
+ return not self.__eq__(other)
class BoundArguments:
@@ -2441,9 +2445,13 @@
return kwargs
def __eq__(self, other):
- return (issubclass(other.__class__, BoundArguments) and
- self.signature == other.signature and
- self.arguments == other.arguments)
+ return (self is other or
+ (issubclass(other.__class__, BoundArguments) and
+ self.signature == other.signature and
+ self.arguments == other.arguments))
+
+ def __ne__(self, other):
+ return not self.__eq__(other)
def __setstate__(self, state):
self._signature = state['_signature']
@@ -2663,8 +2671,12 @@
return hash((params, kwo_params, return_annotation))
def __eq__(self, other):
- return (isinstance(other, Signature) and
- self._hash_basis() == other._hash_basis())
+ return (self is other or
+ (isinstance(other, Signature) and
+ self._hash_basis() == other._hash_basis()))
+
+ def __ne__(self, other):
+ return not self.__eq__(other)
def _bind(self, args, kwargs, *, partial=False):
"""Private method. Don't use directly."""
--
Repository URL: https://hg.python.org/cpython
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