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| author | Berker Peksag <berker.peksag@gmail.com> | 2017-10-11 14:09:57 (GMT) |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2017-10-11 14:09:57 (GMT) |
| commit | 5f908005ce16b06d5af7b413264009c4b062f33c (patch) | |
| tree | 21b4bcfc5babbba797a8733834b92372a4a10d4e /Modules | |
| parent | 764969a4b9ed7c6d2adbc04269f9b4fa392a1eed (diff) | |
| download | cpython-5f908005ce16b06d5af7b413264009c4b062f33c.zip cpython-5f908005ce16b06d5af7b413264009c4b062f33c.tar.gz cpython-5f908005ce16b06d5af7b413264009c4b062f33c.tar.bz2 | |
bpo-28647: Update -u documentation (GH-3954)
* stdout and stderr are always opened in text mode
* and they are line-buffered
Initial patch by Gareth Rees.
Diffstat (limited to 'Modules')
| -rw-r--r-- | Modules/main.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/Modules/main.c b/Modules/main.c index 475a2fd..bcb992f 100644 --- a/Modules/main.c +++ b/Modules/main.c @@ -71,9 +71,9 @@ static const char usage_2[] = "\ -S : don't imply 'import site' on initialization\n\ "; static const char usage_3[] = "\ --u : unbuffered binary stdout and stderr, stdin always buffered;\n\ +-u : force the binary I/O layers of stdout and stderr to be unbuffered;\n\ + stdin is always buffered; text I/O layer will be line-buffered;\n\ also PYTHONUNBUFFERED=x\n\ - see man page for details on internal buffering relating to '-u'\n\ -v : verbose (trace import statements); also PYTHONVERBOSE=x\n\ can be supplied multiple times to increase verbosity\n\ -V : print the Python version number and exit (also --version)\n\ |