def p_equality_in_exp(self, e, es): return ast.ExpInExp(e, True, es)
def p_equality_notin_exp(self, e, es): return ast.ExpInExp(e, False, es)
def p_equality_notin_exp(self, e, es): return ast.ExpInExp(e, False, es) def p_equality_isnull(self, e): return ast.op(ast.OP_ISNULL, e)