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Diffstat (limited to 'Doc/library/subprocess.rst')
| -rw-r--r-- | Doc/library/subprocess.rst | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/Doc/library/subprocess.rst b/Doc/library/subprocess.rst index 8f9b9ea..e0bb163 100644 --- a/Doc/library/subprocess.rst +++ b/Doc/library/subprocess.rst @@ -208,6 +208,16 @@ This module defines one class called :class:`Popen`: underlying CreateProcess() function. They can specify things such as appearance of the main window and priority for the new process. (Windows only) + Popen objects are supported as context managers via the :keyword:`with` statement, + closing any open file descriptors on exit. + :: + + with Popen(["ifconfig"], stdout=PIPE) as proc: + log.write(proc.stdout.read()) + + .. versionchanged:: 3.2 + Added context manager support. + .. data:: PIPE |