Julie Pichon 29cb3251af Return an empty string rather than None when calling repr()
Repr() should return "a string containing a printable representation of
an object," which is a convention Sphinx 1.2 relies on when building
the docs.

Fixes bug 1163369

Change-Id: Ieefd69c5b4b521500679df7745f60cb3a4d2f77c
2013-04-02 22:08:33 +01:00
..
2012-12-10 11:27:51 +08:00
2012-11-20 14:29:05 -08:00