README.rst: Give up on linking to file

Author: msabramo

README.rst

@@ -79,7 +79,7 @@ socket <https://utcc.utoronto.ca/~cks/space/blog/python/AbstractUnixSocketsAndPe
     print(res.text)
 
 For an example program that illustrates this, see
-`abstract_namespace.py` <abstract_namespace.py>`_. Since abstract namespace
+``abstract_namespace.py`` in the git repo. Since abstract namespace
 sockets are specific to Linux, the program will only work on Linux.