code: def p_array_literal_2(self, p):
          
          items = p[2]
          if len(p) == 6:
              items.extend(p[4])
          p[0] = ast.Array(items=items)
docs: array_literal : LBRACKET element_list RBRACKET
                           | LBRACKET element_list COMMA elision_opt RBRACKET