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bpo-40419: timeit CLI docs now mention 1,2,5,10,... trials instead of powers of 10 (GH-19752) 

(cherry picked from commit 766352320f)

Co-authored-by: Sander <svr003@gmail.com>
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Miss Islington (bot) 2020-05-02 09:29:51 -07:00 committed by GitHub
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commit 399b9a4a62
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2 changed files with 4 additions and 2 deletions
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3
Doc/library/timeit.rst
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@ -251,7 +251,8 @@ quotes and using leading spaces. Multiple :option:`-s` options are treated
similarly.
If :option:`-n` is not given, a suitable number of loops is calculated by trying
successive powers of 10 until the total time is at least 0.2 seconds.
increasing numbers from the sequence 1, 2, 5, 10, 20, 50, ... until the total
time is at least 0.2 seconds.
:func:`default_timer` measurements can be affected by other programs running on
the same machine, so the best thing to do when accurate timing is necessary is

3
Lib/timeit.py
View File

@ -29,7 +29,8 @@ argument in quotes and using leading spaces. Multiple -s options are
treated similarly.
If -n is not given, a suitable number of loops is calculated by trying
successive powers of 10 until the total time is at least 0.2 seconds.
increasing numbers from the sequence 1, 2, 5, 10, 20, 50, ... until the
total time is at least 0.2 seconds.
Note: there is a certain baseline overhead associated with executing a
pass statement. It differs between versions. The code here doesn't try