def __next__(self):
        """
        Returns the next dictionary of styles to send to plot as kwargs.
        For example:

        pylab.plot([1,2,3],[1,2,1], **style.next())
        """
        s = {}
        for key in list(self.iterators.keys()): s[key] = next(self.iterators[key])
        return s
def __next__ ( self ) : s = { } for key in list ( self . iterators . keys ( ) ) : s [ key ] = next ( self . iterators [ key ] ) return s
Returns the next dictionary of styles to send to plot as kwargs.
        For example:

        pylab.plot([1,2,3],[1,2,1], **style.next())