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| author |   Cheryl Sabella <cheryl.sabella@gmail.com> | 2018-02-24 22:04:40 -0500 |
|---|---|---|
| committer |   Terry Jan Reedy <tjreedy@udel.edu> | 2018-02-24 22:04:40 -0500 |
| commit | 186b606d8a2ea4fd51b7286813302c8e8c7006cc (patch) | |
| tree | 0ddf940b844971caa235adf62bc162a931394a51 /Misc/python.man | |
| parent | bpo-30622: Improve NPN support detection (#5859) (diff) | |
| download | cpython-186b606d8a2ea4fd51b7286813302c8e8c7006cc.tar.gz cpython-186b606d8a2ea4fd51b7286813302c8e8c7006cc.tar.bz2 cpython-186b606d8a2ea4fd51b7286813302c8e8c7006cc.zip | |
bpo-17232: Clarify docs for -O and -OO command line options (#5839)
The 'optimization' is for space in the executable file, not for run time.
Diffstat (limited to 'Misc/python.man')
| -rw-r--r-- | Misc/python.man | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/Misc/python.man b/Misc/python.man index 0f38c5b12ce..a0084f84d04 100644 --- a/Misc/python.man +++ b/Misc/python.man @@ -164,10 +164,13 @@ for the named module and runs the corresponding file as a script. .TP .B \-O -Turn on basic optimizations. Given twice, causes docstrings to be discarded. +Remove assert statements and any code conditional on the value of +__debug__; augment the filename for compiled (bytecode) files by +adding .opt-1 before the .pyc extension. .TP .B \-OO -Discard docstrings in addition to the \fB-O\fP optimizations. +Do \fB-O\fP and also discard docstrings; change the filename for +compiled (bytecode) files by adding .opt-2 before the .pyc extension. .TP .B \-q Do not print the version and copyright messages. These messages are |