def __init__ ( self , xmin = 0 , ymin = 0 , xmax = 1 , ymax = 1 ) : self . _xmin = xmin self . _ymin = ymin self . _xmax = xmax self . _ymax = ymax
python declaring max and mins for a chart
Create the chart bounds with min max horizontal and vertical values
def __init__(self, xmin=0, ymin=0, xmax=1, ymax=1):
        """
        Create the chart bounds with min max horizontal
        and vertical values
        """
        self._xmin = xmin
        self._ymin = ymin
        self._xmax = xmax
        self._ymax = ymax