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gh-126156: Improve performance of creating `Morsel` objects (#126157) 

Replaces the manually constructed loop with a call to `dict.update`
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J. Nick Koston 2024-10-31 14:05:40 -05:00 committed by GitHub
parent 0e8665554b
commit dd3c0fa3fd
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2 changed files with 4 additions and 2 deletions
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5
Lib/http/cookies.py
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@ -266,6 +266,8 @@ class Morsel(dict):
"samesite" : "SameSite", "samesite" : "SameSite",
} }
_reserved_defaults = dict.fromkeys(_reserved, "")
_flags = {'secure', 'httponly'} _flags = {'secure', 'httponly'}
def __init__(self): def __init__(self):
@ -273,8 +275,7 @@ class Morsel(dict):
self._key = self._value = self._coded_value = None self._key = self._value = self._coded_value = None
# Set default attributes # Set default attributes
for key in self._reserved: dict.update(self, self._reserved_defaults)
dict.__setitem__(self, key, "")
@property @property
def key(self): def key(self):

1
Misc/NEWS.d/next/Library/2024-10-30-00-12-22.gh-issue-126156.BOSqv0.rst Normal file
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@ -0,0 +1 @@
Improved performances of creating :py:class:`~http.cookies.Morsel` objects by a factor of 3.8x.