diff options
Diffstat (limited to 'Doc')
| -rw-r--r-- | Doc/library/subprocess.rst | 18 |
1 files changed, 12 insertions, 6 deletions
diff --git a/Doc/library/subprocess.rst b/Doc/library/subprocess.rst index 854993c..b2238f0 100644 --- a/Doc/library/subprocess.rst +++ b/Doc/library/subprocess.rst @@ -406,12 +406,18 @@ functions. Read the `Security Considerations`_ section before using ``shell=True``. - *bufsize* will be supplied as the corresponding argument to the :func:`open` - function when creating the stdin/stdout/stderr pipe file objects: :const:`0` - means unbuffered (read and write are one system call and can return short), - :const:`1` means line buffered, any other positive value means use a buffer - of approximately that size. A negative bufsize (the default) means the - system default of io.DEFAULT_BUFFER_SIZE will be used. + *bufsize* will be supplied as the corresponding argument to the + :func:`open` function when creating the stdin/stdout/stderr pipe + file objects: + + - :const:`0` means unbuffered (read and write are one + system call and can return short) + - :const:`1` means line buffered + (only usable if ``universal_newlines=True`` i.e., in a text mode) + - any other positive value means use a buffer of approximately that + size + - negative bufsize (the default) means the system default of + io.DEFAULT_BUFFER_SIZE will be used. .. versionchanged:: 3.3.1 *bufsize* now defaults to -1 to enable buffering by default to match the |