Add more links to Python sources where the code is short, readable and an informative adjunct to the docs.
diff --git a/Doc/library/tokenize.rst b/Doc/library/tokenize.rst
index 36f5838..2a7dea1 100644
--- a/Doc/library/tokenize.rst
+++ b/Doc/library/tokenize.rst
@@ -13,6 +13,11 @@
well, making it useful for implementing "pretty-printers," including colorizers
for on-screen displays.
+.. seealso::
+
+ Latest version of the `tokenize module Python source code
+ <http://svn.python.org/view/python/branches/release27-maint/Lib/tokenize.py?view=markup>`_
+
The primary entry point is a :term:`generator`:
.. function:: generate_tokens(readline)