Merged revisions 76573 via svnmerge from

svn+ssh://pythondev@svn.python.org/python/branches/py3k

........
  r76573 | antoine.pitrou | 2009-11-28 17:12:28 +0100 (sam., 28 nov. 2009) | 3 lines

  Issue #4486: When an exception has an explicit cause, do not print its implicit context too.
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Python/pythonrun.c

@@ -1576,7 +1576,7 @@ print_exception_recursive(PyObject *f, PyObject *value, PyObject *seen)
 						cause_message, f);
 				}
 			}
-			if (context) {
+			else if (context) {
 				res = PySet_Contains(seen, context);
 				if (res == -1)
 					PyErr_Clear();