[Python-checkins] gh-77753: Add example for values that compare equal in stdtypes (#98497)

JelleZijlstra webhook-mailer at python.org
Tue Oct 25 22:54:33 EDT 2022


https://github.com/python/cpython/commit/0ca6a4d64086055a8a3aa4b4c024fc080de148ab
commit: 0ca6a4d64086055a8a3aa4b4c024fc080de148ab
branch: main
author: Stanley <46876382+slateny at users.noreply.github.com>
committer: JelleZijlstra <jelle.zijlstra at gmail.com>
date: 2022-10-25T19:54:27-07:00
summary:

gh-77753: Add example for values that compare equal in stdtypes (#98497)

Co-authored-by: Jelle Zijlstra <jelle.zijlstra at gmail.com>

files:
M Doc/library/stdtypes.rst

diff --git a/Doc/library/stdtypes.rst b/Doc/library/stdtypes.rst
index 2952c50787ad..6701d794b511 100644
--- a/Doc/library/stdtypes.rst
+++ b/Doc/library/stdtypes.rst
@@ -4370,11 +4370,9 @@ type, the :dfn:`dictionary`.  (For other containers see the built-in
 A dictionary's keys are *almost* arbitrary values.  Values that are not
 :term:`hashable`, that is, values containing lists, dictionaries or other
 mutable types (that are compared by value rather than by object identity) may
-not be used as keys.  Numeric types used for keys obey the normal rules for
-numeric comparison: if two numbers compare equal (such as ``1`` and ``1.0``)
-then they can be used interchangeably to index the same dictionary entry.  (Note
-however, that since computers store floating-point numbers as approximations it
-is usually unwise to use them as dictionary keys.)
+not be used as keys.
+Values that compare equal (such as ``1``, ``1.0``, and ``True``)
+can be used interchangeably to index the same dictionary entry.
 
 .. class:: dict(**kwargs)
            dict(mapping, **kwargs)



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