-./yacc_dup.py:25: Function p_statement redefined. Previously defined on line 21
+./yacc_dup.py:28: Function p_statement redefined. Previously defined on line 24
yacc: Warning. Token 'EQUALS' defined, but not used.
yacc: Warning. There is 1 unused token.
-yacc: Generating SLR parsing table...
+yacc: Generating LALR parsing table...