homepage

Here is another patch that modifies doctest itself.
Note that the _ is cleared only if "clear_globs" is True, which makes
sense IMO.
Index: Lib/doctest.py
===================================================================
--- Lib/doctest.py (revision 65283)
+++ Lib/doctest.py (working copy)
@@ -1360,6 +1360,7 @@
 linecache.getlines = self.save_linecache_getlines
 if clear_globs:
 test.globs.clear()
+ __builtins__['_'] = None
 #/////////////////////////////////////////////////////////////////
 # Summarization