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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 from_date(self, value: date) -> datetime: """ Initializes from the given date value """

        assert isinstance(value, date)

        #self.value = datetime.combine(value, time.min)
        self.value = datetime(value.year, value.month, value.day)
        return self.value