fig = plt.figure()
ax = fig.add_subplot(111, projection='3d')
# Make data
u = np.linspace(0, 2 * np.pi...fig = plt.figure()
ax = fig.add_subplot(111, projection='3d')
x, y = np.random.rand(2, 100) * 4
hist...)
ax = fig.add_subplot(111, projection='3d')
# Grab some test data....ax = fig.gca(projection='3d')
# Demo 1: zdir
zdirs = (None, 'x', 'y', 'z', (1, 1, 0), (1, 1, 1))
xs...= plt.figure()
ax = fig.add_subplot(111, projection='3d')
for c, z in zip(['r', 'g', 'b', 'y'], [30,