Current Dir: /snap/core22/2955/usr/lib/python3/dist-packages/importlib_metadata/
[DIR] __pycache__ [ delete | rename ]
[FILE] py.typed [ edit | delete | rename ]
[FILE] _adapters.py [ edit | delete | rename ]
[FILE] _collections.py [ edit | delete | rename ]
[FILE] _compat.py [ edit | delete | rename ]
[FILE] _functools.py [ edit | delete | rename ]
[FILE] _itertools.py [ edit | delete | rename ]
[FILE] _meta.py [ edit | delete | rename ]
[FILE] _text.py [ edit | delete | rename ]
[FILE] __init__.py [ edit | delete | rename ]
Viewing: /snap/core22/2955/usr/lib/python3/dist-packages/importlib_metadata/_collections.py
import collections
# from jaraco.collections 3.3
class FreezableDefaultDict(collections.defaultdict):
"""
Often it is desirable to prevent the mutation of
a default dict after its initial construction, such
as to prevent mutation during iteration.
>>> dd = FreezableDefaultDict(list)
>>> dd[0].append('1')
>>> dd.freeze()
>>> dd[1]
[]
>>> len(dd)
1
"""
def __missing__(self, key):
return getattr(self, '_frozen', super().__missing__)(key)
def freeze(self):
self._frozen = lambda key: self.default_factory()
class Pair(collections.namedtuple('Pair', 'name value')):
@classmethod
def parse(cls, text):
return cls(*map(str.strip, text.split("=", 1)))