diff -r 0518ca8f63e3 -r 44f041222d0f rtags.py
--- a/rtags.py	Tue Aug 04 18:44:24 2009 +0200
+++ b/rtags.py	Tue Aug 04 18:58:38 2009 +0200
@@ -41,6 +41,9 @@
         return self.get(*key)
     __contains__ = __getitem__
 
+    def clear(self):
+        self._tagdefs.clear()
+
     def _get_keys(self, stype, rtype, otype, tagged):
         keys = [(rtype, tagged, '*', '*'),
                 (rtype, tagged, '*', otype),