Solution solving problems with loading classes dynamically or manually, solves classloader issues in client.

dynamicloadclasses

from org.python.core import imp
from java.lang import Thread
Thread.currentThread().setContextClassLoader(imp.getParentClassLoader())

import sys
from org.python.core import imp
from java.lang import Thread,Class
import xml.etree.ElementTree as ET

#Thread.currentThread().setContextClassLoader(imp.getParentClassLoader())



#import imp
#print dir(imp)

#print imp.getParentClassLoader()
#print imp.getSyspathJavaLoader() 

print Thread.currentThread().getContextClassLoader()
print imp.getParentClassLoader()
print imp.getSyspathJavaLoader() 
#print sys.getClass().getClassLoader()
#print Thread.getClassLoader()
#print ET.__class__.getClassLoader()


root = ET.fromstring("<xml>something</xml>")
print root

print "cool"