(self, value)
Set Startpoint
Set Startpoint
Set Startpoint
def start(self, value):
        """ Set Startpoint
        """
        if not self.active:
            self._start = self._end = value
            return
        self._start = int(min(value, self.end))
        self._end = int(max(value, self.end))
def start ( self , value ) : if not self . active : self . _start = self . _end = value return self . _start = int ( min ( value , self . end ) ) self . _end = int ( max ( value , self . end ) )