֦i n d dl Z G d de j Z G d d e j dd Zy) Nc ( e Zd ZdZ fdZd Z xZS )FreezableDefaultDicta!
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
c : t | dt | | S )N_frozen)getattrsuper__missing__)selfkey __class__s 8/usr/lib64/python3.12/importlib/metadata/_collections.pyr z FreezableDefaultDict.__missing__ s