from macslib import *

# Replace the file name below with the name of the dataset.
xpoints, ypoints, zpoints = loadData( 'fileNameHere', delimiter=' ', usecols=(0,1,2) )

# Set the number of clusters below!
numberOfClusters = ??
drawKMeans(xpoints, ypoints, zpoints, numberOfClusters, 
       title="K-means with "+str(numberOfClusters)+" clusters",
       xaxis=["X",xpoints.min(),xpoints.max()],
       yaxis=["Y",ypoints.min(),ypoints.max()],
       zaxis=["Z",zpoints.min(),zpoints.max()])