"""
========================
3D surface (solid color)
========================

Demonstrates a very basic plot of a 3D surface using a solid color.
"""

import matplotlib.pyplot as plt
import numpy as np

fig = plt.figure()
ax = fig.add_subplot(projection='3d')

# Make data
u = np.linspace(0, 2 * np.pi, 100)
v = np.linspace(0, np.pi, 100)
x = 10 * np.outer(np.cos(u), np.sin(v))
y = 10 * np.outer(np.sin(u), np.sin(v))
z = 10 * np.outer(np.ones(np.size(u)), np.cos(v))

# Plot the surface
ax.plot_surface(x, y, z)

# Set an equal aspect ratio
ax.set_aspect('equal')

plt.show()

# %%
# .. tags::
#    plot-type: 3D,
#    level: beginner
