@Nullable
  private static PyKeywordArgument removeKeywordArgument(@NotNull List<PyKeywordArgument> arguments, @Nullable String name) {
    PyKeywordArgument result = null;
    for (PyKeywordArgument argument : arguments) {
      final String keyword = argument.getKeyword();
      if (keyword != null && keyword.equals(name)) {
        result = argument;
        break;
      }
    }
    if (result != null) {
      arguments.remove(result);
    }
    return result;
  }
@Nullable
  private static PyKeywordArgument removeKeywordArgument(@NotNull List<PyKeywordArgument> arguments, @Nullable String name)