[Python-checkins] r79580 - python/trunk/Doc/library/os.rst

georg.brandl python-checkins at python.org
Fri Apr 2 10:39:09 CEST 2010

Author: georg.brandl
Date: Fri Apr  2 10:39:09 2010
New Revision: 79580

#2768: add a note on how to get a file descriptor.


Modified: python/trunk/Doc/library/os.rst
--- python/trunk/Doc/library/os.rst	(original)
+++ python/trunk/Doc/library/os.rst	Fri Apr  2 10:39:09 2010
@@ -513,6 +513,10 @@
 is slightly deceptive; on Unix platforms, sockets and pipes are also referenced
 by file descriptors.
+The :meth:`~file.fileno` method can be used to obtain the file descriptor
+associated with a file object when required.  Note that using the file
+descriptor directly will bypass the file object methods, ignoring aspects such
+as internal buffering of data.
 .. function:: close(fd)

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