Update logging.rst

Michael Dunn · Michael Dunn · commit 4ffb7ff3d8c7 · 2015-02-10T17:15:18.000-05:00
The PEP referenced for configuring logging via - '319' should be '391'.
Just a simple fix.
diff --git a/docs/writing/logging.rst b/docs/writing/logging.rst
@@ -146,7 +146,7 @@ Example Configuration via a Dictionary
 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 
 As of Python 2.7, you can use a dictionary with configuration details.
-:pep:`319` contains a list of the mandatory and optional elements in
+:pep:`391` contains a list of the mandatory and optional elements in
 the configuration dictionary.
 
 .. code-block:: python
