def p_expr_require_once(p): 'expr : REQUIRE_ONCE expr' p[0] = ast.Require(p[2], True, lineno=p.lineno(1))
def p_expr_require(p): 'expr : REQUIRE expr' p[0] = ast.Require(p[2], False, lineno=p.lineno(1))
def p_expr_require_once(p): 'expr : REQUIRE_ONCE expr' p[0] = ast.Require(p[2], True, lineno=p.lineno(1))
def p_expr_require(p): 'expr : REQUIRE expr' p[0] = ast.Require(p[2], False, lineno=p.lineno(1))