Merged revisions 76806,76808 via svnmerge from
svn+ssh://pythondev@svn.python.org/python/branches/py3k

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  r76806 | benjamin.peterson | 2009-12-13 13:25:34 -0600 (Sun, 13 Dec 2009) | 14 lines

  Merged revisions 76805 via svnmerge from
  svn+ssh://pythondev@svn.python.org/python/trunk

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    r76805 | benjamin.peterson | 2009-12-13 13:19:07 -0600 (Sun, 13 Dec 2009) | 7 lines

    accept None as the same as having passed no argument in file types #7349

    This is for consistency with imitation file objects like StringIO and BytesIO.

    This commit also adds a few tests, where they were lacking for concerned
    methods.
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  r76808 | benjamin.peterson | 2009-12-13 13:28:09 -0600 (Sun, 13 Dec 2009) | 9 lines

  Merged revisions 76807 via svnmerge from
  svn+ssh://pythondev@svn.python.org/python/trunk

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    r76807 | benjamin.peterson | 2009-12-13 13:27:02 -0600 (Sun, 13 Dec 2009) | 1 line

    remove unused variable
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diff --git a/Modules/_io/fileio.c b/Modules/_io/fileio.c
index f5ba971..8162396 100644
--- a/Modules/_io/fileio.c
+++ b/Modules/_io/fileio.c
@@ -602,7 +602,7 @@
 	if (!self->readable)
 		return err_mode("reading");
 
-	if (!PyArg_ParseTuple(args, "|n", &size))
+	if (!PyArg_ParseTuple(args, "|O&", &_PyIO_ConvertSsize_t, &size))
 		return NULL;
 
         if (size < 0) {