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v3.10.6

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"""

=============

triplot(x, y)

=============

Draw an unstructured triangular grid as lines and/or markers.

See `~matplotlib.axes.Axes.triplot`.

"""

import matplotlib.pyplot as plt

import numpy as np

plt.style.use('_mpl-gallery-nogrid')

# make data:

np.random.seed(1)

x = np.random.uniform(-3, 3, 256)

y = np.random.uniform(-3, 3, 256)

z = (1 - x/2 + x**5 + y**3) * np.exp(-x**2 - y**2)

# plot:

fig, ax = plt.subplots()

ax.triplot(x, y)

ax.set(xlim=(-3, 3), ylim=(-3, 3))

plt.show()