Reduse scope of LOAD_ASSERT as expr to 3.4+

uncompyle6/parser.py

@@ -442,7 +442,6 @@ class PythonParser(GenericASTBuilder):
     def p_expr(self, args):
         '''
         expr ::= _mklambda
-        expr ::= LOAD_ASSERT
         expr ::= LOAD_FAST
         expr ::= LOAD_NAME
         expr ::= LOAD_CONST

uncompyle6/parsers/parse34.py

@@ -15,6 +15,8 @@ class Python34Parser(Python33Parser):
 
     def p_misc34(self, args):
         """
+        expr ::= LOAD_ASSERT
+
         # Python 3.4+ optimizes the trailing two JUMPS away
 
         # Is this 3.4 only?