import sys; sys.__plen = len(sys.path)
./PyXML-0.8.4-py2.5-win32.egg
./4Suite_XML-1.0.2-py2.5-win32.egg
./lxml-1.3.5-py2.5-win32.egg
import sys; new=sys.path[sys.__plen:]; del sys.path[sys.__plen:]; p=getattr(sys,'__egginsert',0); sys.path[p:p]=new; sys.__egginsert = p+len(new)