def METHOD_NAME(self, key: str, value: Any) -> int:
    """Find a entry by key value pair
    :param key:
    :param value:
    :return: index of setting if found, None otherwise
    """
    for i in range(len(self._items)):
        if key in self._items[i]:
            if self._items[i][key] == value:
                return i
    return -1