[New-bugs-announce] [issue25261] Incorrect Return Values for any() and all() Built-in Functions

Sreenivasulu Saya report at bugs.python.org
Tue Sep 29 06:05:54 CEST 2015


New submission from Sreenivasulu Saya:

The results displayed by the any() and all() is incorrect (differs from what is documented and what makes sense).

Here is the code:
-----------------
multiples_of_6 = (not (i % 6) for i in range(1, 10))

print("List: ", list(multiples_of_6 ), "\nAny: ", any(multiples_of_6),
        "\nAll: ", all(multiples_of_6))
---------------

The distribution in use is:
Python 3.5.0 (v3.5.0:374f501f4567, Sep 13 2015, 02:27:37) [MSC v.1900 64 bit (AMD64)] on win32

Here is the output on Windows7:
-------------------------------
List:  [False, False, False, False, False, True, False, False, False]
Any:  False    <<<<< This should be True
All:  True     <<<<< This should be False

----------
components: Build
messages: 251816
nosy: Sreenivasulu Saya
priority: normal
severity: normal
status: open
title: Incorrect Return Values for any() and all() Built-in Functions
type: behavior
versions: Python 3.5

_______________________________________
Python tracker <report at bugs.python.org>
<http://bugs.python.org/issue25261>
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