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

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Georg Brandl 2010-04-02 08:39:09 +00:00
parent 304b10ef22
commit 49b9192b12
1 changed files with 4 additions and 0 deletions
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Doc/library/os.rst
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@ -513,6 +513,10 @@ process will then be assigned 3, 4, 5, and so forth. The name "file descriptor"
is slightly deceptive; on Unix platforms, sockets and pipes are also referenced is slightly deceptive; on Unix platforms, sockets and pipes are also referenced
by file descriptors. 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) .. function:: close(fd)