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bpo-42759: Fix equality comparison of Variable and Font in Tkinter (GH-23968)

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Objects which belong to different Tcl interpreters are now always
different, even if they have the same name.
This commit is contained in:
Serhiy Storchaka 2020-12-29 12:56:55 +02:00 • committed by GitHub
parent 156b7f7052
commit 1df56bc059
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5 changed files with 27 additions and 11 deletions
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10
Lib/tkinter/__init__.py
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@ -516,15 +516,11 @@ class Variable:
self._tk.call("trace", "vinfo", self._name))]
def __eq__(self, other):
"""Comparison for equality (==).
Note: if the Variable's master matters to behavior
also compare self._master == other._master
"""
if not isinstance(other, Variable):
return NotImplemented
return self.__class__.__name__ == other.__class__.__name__ \
and self._name == other._name
return (self._name == other._name
and self.__class__.__name__ == other.__class__.__name__
and self._tk == other._tk)
class StringVar(Variable):