from  pylab import * 
from mpl_toolkits.mplot3d import Axes3D

fig  = figure() 
ax  = Axes3D(fig)
data=np.loadtxt('SurrogateMoga.txt')
X=data[:,0]
Y=data[:,1]
Z=data[:,2]
ax.plot_surface(X,Y,Z,rstride=1,cstride=1, cmap='hot')
show()