guides

guides(**kwargs)

Set guides for each scale.

Parameters:

kwargs

Key-value pairs where the key can be:

• An aesthetic name

• ‘manual’ - a key referring to the default custom legend

• A group name referring to a custom legend where the group is defined via the layer_key() function

The value can be either:

• A string (‘colorbar’, ‘legend’)

• A call to a guide function (guide_colorbar(), guide_legend()) specifying additional arguments

• ‘none’ to hide the guide

Returns:

FeatureSpec

Guides specification.

Examples

import numpy as np
from lets_plot import *
LetsPlot.setup_html()
n = 25
np.random.seed(42)
x = np.random.uniform(size=n)
y = np.random.uniform(size=n)
c = np.random.choice(list('abcdefgh'), size=n)
v = np.random.normal(size=n)
ggplot({'x': x, 'y': y, 'c': c, 'v': v}, aes('x', 'y')) + \
    geom_point(aes(shape='c', color='v'), size=4) + \
    scale_color_gradient2(low='red', mid='yellow', high='blue') + \
    guides(shape=guide_legend(ncol=2), \
           color=guide_colorbar(nbin=8, barwidth=20))

import numpy as np
from lets_plot import *
LetsPlot.setup_html()
n = 10
np.random.seed(42)
x = list(range(n))
y = np.random.uniform(size=n)
ggplot({'x': x, 'y': y}, aes('x', 'y')) + \
    geom_point(color='red', manual_key="point") + \
    geom_line(color='blue', manual_key="line") + \
    guides(manual=guide_legend('Zones', ncol=2))