Method __add__

pattern/db/__init__.py:129–131

(self, time)

    def __isub__(self, time):
        return self.__sub__(time)
    def __add__(self, time):
        d = datetime.__add__(self, time)
        return date(d.year, d.month, d.day, d.hour, d.minute, d.second, d.microsecond, self.format)
    def __sub__(self, time):
        d = datetime.__sub__(self, time)
        if isinstance(d, timedelta):