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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 is_empty(self):
 """ Is the current DataStore empty or not. Returns empty: bool, False if there are items in the DataStore """

        if len(self.data) == 0:
            return True
        for v in self.data.values():
            if is_sequence(v):
                if len(v) == 0:
                    return True
                else:
                    return False
            elif bool(np.isreal(v)):
                return False
        return True