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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_hash_for(self, value):
 """Get hash for a given value. :param value: The value to be indexed :type value: object :return: Hashed value :rtype: str """

        if isinstance(value,dict) and '__ref__' in value:
            return self.get_hash_for(value['__ref__'])
        serialized_value = self._serializer(value)
        if isinstance(serialized_value, dict):
            # Hash each item and return the hash of all the hashes
            return hash(frozenset([
                self.get_hash_for(x)
                for x in serialized_value.items()
            ]))
        elif isinstance(serialized_value, (list,tuple)):
            # Hash each element and return the hash of all the hashes
            return hash(tuple([
                self.get_hash_for(x) for x in serialized_value
            ]))
        return value