seaborn.FacetGrid.refline

FacetGrid.refline(*, x=None, y=None, color='.5', linestyle='--', **line_kws)

Add a reference line(s) to each facet.

Parameters:

x, ynumeric

Value(s) to draw the line(s) at.

colormatplotlib color

Specifies the color of the reference line(s). Pass color=None to use hue mapping.

linestylestr

Specifies the style of the reference line(s).

line_kwskey, value mappings

Other keyword arguments are passed to matplotlib.axes.Axes.axvline() when x is not None and matplotlib.axes.Axes.axhline() when y is not None.

Returns:

FacetGrid instance

Returns self for easy method chaining.