code: def p_const_list(self, p):
          '''const_list : '[' const_list_seq ']' '''
          p[0] = ast.ConstList(list(p[2]), p.lineno(1)f p_const_list(self, p):
          '''const_list : '[' const_list_seq ']' '''
          p[0] = ast.ConstList(list(p[2]), p.lineno(1))
docs: const_list : '[' const_list_seq ']'