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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def __get_value(self, bundleId, languageId, resourceKey, fallback=False):

 """Returns the value for the key. If fallback is ``True``, source
 language value is used if translated value is not available. If the
 key is not found, returns ``None``.
 """

        resourceEntryData = self.__get_resource_entry_data(bundleId=bundleId,
            languageId=languageId, resourceKey=resourceKey, fallback=fallback)

        if not resourceEntryData:
            return None

        value = resourceEntryData.get(self.__RESPONSE_TRANSLATION_KEY)

        return value