From: Georg Brandl <georg@python.org>
Date: Sat, 12 Jun 2010 06:28:58 +0000 (+0000)
Subject: Document that an existing directory raises in mkdir().
X-Git-Tag: v2.7rc2~30
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=ab776cef9d660e05cecd2e5183635c749af92a6e;p=python

Document that an existing directory raises in mkdir().
---

diff --git a/Doc/library/os.rst b/Doc/library/os.rst
index 64e04bed78..959c18cd81 100644
--- a/Doc/library/os.rst
+++ b/Doc/library/os.rst
@@ -1175,7 +1175,8 @@ Files and Directories
 
    Create a directory named *path* with numeric mode *mode*. The default *mode* is
    ``0777`` (octal).  On some systems, *mode* is ignored.  Where it is used, the
-   current umask value is first masked out.
+   current umask value is first masked out.  If the directory already exists,
+   :exc:`OSError` is raised.
 
    It is also possible to create temporary directories; see the
    :mod:`tempfile` module's :func:`tempfile.mkdtemp` function.