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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 create_initial(self, address_values):
 """Create futures from inputs with the current value for that address at the start of that context. Args: address_values (list of tuple):
 The tuple is string, bytes of the address and value. """


        with self._lock:
            for add, val in address_values:
                self._state[add] = _ContextFuture(address=add, result=val)