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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 set_from_tree(self, address_value_dict):
 """Set the result for each future at the given addresses with the value stored in the merkle database. Args: address_value_dict (dict of str: bytes):
 The unique full addresses that the bytes values should be set with. """


        for address, value in address_value_dict.items():
            if address in self._state:
                self._state[address].set_result(result=value,
                                                from_tree=True)