mwh: [ Patch #103228 ] traceback.py nit.

When the exception has no message, don't insert a colon after the
exception name.

diff --git a/Lib/traceback.py b/Lib/traceback.py
index b733598f258476b34721d8b99a133e7d28a65eb0..064712e6c220f14372ca177b272c70bd0555f8ef 100644 (file)
--- a/Lib/traceback.py
+++ b/Lib/traceback.py
@@ -166,7 +166,11 @@ def format_exception_only(etype, value):
                                                s = s + ' '
                                list.append('%s^\n' % s)
                                value = msg
-               list.append('%s: %s\n' % (str(stype), _some_str(value)))
+               s = _some_str(value)
+               if s:
+                       list.append('%s: %s\n' % (str(stype), s))
+               else:
+                       list.append('%s\n' % str(stype))
        return list
 
 def _some_str(value):