New submission from Moshe Morad <moshemorad12...@gmail.com>:
How to reproduce
----------------
>>> from collections import defaultdict
>>> dd = defaultdict(default_factory=list)
>>> dd
defaultdict(None, {'default_factory': <class 'list'>})
>>> print(dd.default_factory)
None
Analysis
--------
defdict_init(PyObject *self, PyObject *args, PyObject *kwds) function that
initializing defaultdict object ignores the kwds and pass them to the dict init
only.
Expect:
-------
Since we can understand why we want to move kwds to dict without modification
consider at least adding comment in the docstring or enforce it as positional
argument only.
----------
assignee: docs@python
components: Documentation, ctypes
messages: 375823
nosy: docs@python, moshemorad12340
priority: normal
severity: normal
status: open
title: defaultdict miss behave when using default_factory passed as kwargs
type: behavior
versions: Python 3.8
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Python tracker <rep...@bugs.python.org>
<https://bugs.python.org/issue41621>
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