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bpo-23802: patch: __deepcopy__ memo dict argument usage (GH-21326) 

* Clarify __deepcopy__ memo dict argument usage

* Add full stop
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Joannah Nanjekye 2020-07-09 21:36:35 -03:00 committed by GitHub
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Doc/library/copy.rst
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@ -86,6 +86,7 @@ The latter is called to implement the deep copy operation; it is passed one
argument, the ``memo`` dictionary. If the :meth:`__deepcopy__` implementation needs argument, the ``memo`` dictionary. If the :meth:`__deepcopy__` implementation needs
to make a deep copy of a component, it should call the :func:`deepcopy` function to make a deep copy of a component, it should call the :func:`deepcopy` function
with the component as first argument and the memo dictionary as second argument. with the component as first argument and the memo dictionary as second argument.
The memo dictionary should be treated as an opaque object.
.. seealso:: .. seealso::