I see subprocess problem before. This is because we bundle jython.jar instead of jython-standalone.jar, see PIG-2665.
On Fri, Jun 15, 2012 at 6:30 PM, Chun Yang <[email protected]>wrote: > Hi all, > > I'm trying to run the mahout canopy clustering algorithm through a > Python-embedded Pig script. The embedded Pig part of the script works > (using > compileFromFile, bind, runSingle), but I can't figure out how to run mahout > from the same script. Originally I tried running mahout via > subprocess.call, > but when trying to import subprocess, I get: > > ImportError: No module named subprocess > > Similar errors occur when I try to import sys or os modules. > > Next I tried just instantiating the CanopyClustering class, but got a > similar error when using the following import statement: > > from org.apache.mahout.clustering.canopy import CanopyDriver > > #=> ImportError: No module named mahout > > The ImportErrors don't occur when I run Python interactively. Is this a > Jython problem? Am I not setting some path properly? > > Other possibly useful info: > - I'm including the mahout jars in the pig.additional.jars property. > - I'm running the script using Pig, i.e., `pig myscript.py` > > Thanks, > Chun > >
