diff -r c2910971eb86 Lib/idlelib/CallTips.py
--- a/Lib/idlelib/CallTips.py	Mon Jun 11 17:56:08 2012 +0100
+++ b/Lib/idlelib/CallTips.py	Tue Jun 12 14:30:08 2012 -0500
@@ -117,7 +117,7 @@
             return None
 
 # The following are used in both get_argspec and tests
-_self_pat = re.compile('self\,?\s*')
+_self_pat = re.compile('(?<=\()[^,]*\,?\s*')
 _default_callable_argspec = "No docstring, see docs."
 
 def get_argspec(ob):
@@ -182,10 +182,11 @@
         def t5(self, ai, *args): "(self, ai, *args)"
         def t6(self, ai, b=None, *args, **kw): "(self, ai, b=None, *args, **kw)"
         @classmethod
-        def cm(cls, a): "(cls, a)"
+        def cm(cls, a): "(a)"
         @staticmethod
         def sm(b): "(b)"
         def __call__(self, ci): "(ci)"
+        def notself(notself, ai, b=None): "(notself, ai, b=None)"
 
     tc = TC()
 
@@ -231,7 +232,8 @@
         for func  in (t1, t2, t3, t4, t5, t6, TC,):
             fdoc = func.__doc__
             test(func.__name__, fdoc + "\n" + fdoc)
-        for func in (TC.t1, TC.t2, TC.t3, TC.t4, TC.t5, TC.t6, TC.cm, TC.sm):
+        for func in (TC.t1, TC.t2, TC.t3, TC.t4, TC.t5, TC.t6, TC.cm,
+                     TC.sm, TC.notself):
             fdoc = func.__doc__
             test('TC.'+func.__name__, fdoc + "\n" + fdoc)