From 2016dc9ab24145f9c5d536a09cfb42bd495ba908 Mon Sep 17 00:00:00 2001 From: Antoine Pitrou Date: Sat, 29 May 2010 12:08:25 +0000 Subject: Merged revisions 81594 via svnmerge from svn+ssh://pythondev@svn.python.org/python/trunk ........ r81594 | antoine.pitrou | 2010-05-29 14:06:13 +0200 (sam., 29 mai 2010) | 3 lines Issue #8840: Make documentation for truncate() clearer ........ --- Doc/library/io.rst | 10 ++++++---- 1 file changed, 6 insertions(+), 4 deletions(-) diff --git a/Doc/library/io.rst b/Doc/library/io.rst index 24db64a..50e976b 100644 --- a/Doc/library/io.rst +++ b/Doc/library/io.rst @@ -314,10 +314,12 @@ I/O Base Classes .. method:: truncate(size=None) - Truncate the file to at most *size* bytes. *size* defaults to the current - file position, as returned by :meth:`tell`. Note that the current file - position isn't changed; if you want to change it to the new end of - file, you have to :meth:`seek()` explicitly. + Resize the stream to the given *size* in bytes (or the current position + if *size* is not specified). The current stream position isn't changed. + This resizing can extend or reduce the current file size. In case of + extension, the contents of the new file area depend on the platform + (on most systems, additional bytes are zero-filled, on Windows they're + undetermined). The new file size is returned. .. method:: writable() -- cgit v0.12