def _get_axis_mode(self, axis):
        "will get the axis mode for the current series"
        if all([isinstance(getattr(s, axis), TimeVariable) for s in self._series]):
            return 'time'
        return None
def _get_axis_mode(self, axis):
        "will get the axis mode for the current series"
        if all([isinstance(getattr(s, axis), TimeVariable) for s in self._series]):
            return 'time'
        return None
def _get_axis_mode ( self , axis ) : if all ( [ isinstance ( getattr ( s , axis ) , TimeVariable ) for s in self . _series ] ) : return 'time' return None
will get the axis mode for the current series
will get the axis mode for the current series