def touch_if_touching(self):
        if self._touching_parent():
            self.get_parent().touch()

        if self.get_parent().touches(self._relation_name):
            self.touch()
Calculate datetime bounds for parsed time string and its resolution.
dataset/ETHPy150Open sdispater/orator/orator/orm/relations/belongs_to_many.py/BelongsToMany.touch_if_touching--crossover with--dataset/ETHPy150Open pydata/pandas/pandas/tseries/index.py/DatetimeIndex._parsed_string_to_bounds