/Python/RuntimeError: Error in qhull Delaunay triangulation calculation: singular input data (exitcode=2); use python verbose option (-v) to see original qhull error.

RuntimeError: Error in qhull Delaunay triangulation calculation: singular input data (exitcode=2); use python verbose option (-v) to see original qhull error.

from mpl_toolkits.mplot3d import Axes3D
from matplotlib import cm
from matplotlib.ticker import LinearLocator, FormatStrFormatter
import matplotlib.pyplot as plt
import numpy as np

fig = plt.figure()
ax = fig.gca(projection='3d')
X = np.arange(-5, 5, 0.25)
Y = np.arange(-5, 5, 0.25)
X, Y = np.meshgrid(X, Y)
R = np.sqrt(X**2 + Y**2)
Z = np.sin(R)
surf = ax.plot_surface(X, Y, Z, rstride=1, cstride=1, cmap=cm.coolwarm,
                       linewidth=0, antialiased=False)
ax.set_zlim(-1.01, 1.01)

ax.zaxis.set_major_locator(LinearLocator(10))
ax.zaxis.set_major_formatter(FormatStrFormatter('%.02f'))

fig.colorbar(surf, shrink=0.5, aspect=5)

plt.show()

Source: stackoverflow.com

Similar codes

0 vote275 views1 answer
Install google cloud python
Python
0 vote288 views1 answer
Install python on windows subsystem for linux
Python
0 vote274 views1 answer
How to restart a loop
Python
5 votes282 views3 answers
Python calculate prime numbers until numer
Python
0 vote268 views1 answer
Get maximum value index after groupby
Python
-1 vote325 views2 answers
Python increment
Python
0 vote281 views1 answer
List get both index and value.
Python
5 votes393 views2 answers
Append element an array in python
Python
9 votes288 views1 answer
Drop last row pandas
Python
0 vote298 views2 answers
Stable version of django
Python