This small script converts a .classpath file as Eclipse IDE creates it into a colon-separated CLASSPATH line which you can use as command line parameter to Java or as environment variable.

Eclipse .classpath to CLASSPATH

#!/bin/env python

"""
This small script converts a .classpath file as Eclipse IDE creates it into a colon-separated
CLASSPATH line which you can use as command line parameter to Java or as environment variable.
"""

import sys
from bs4 import BeautifulSoup as bs

if len(sys.argv) != 2:
	print "Please provide path to .classpath as parameter"
	sys.exit(1)

cpfile = open(sys.argv[1]).read()
soup = bs(cpfile)

entries = []
for entry in soup.find_all("classpathentry"):
	entries.append(entry.attrs["path"])
	if "output" in entry.attrs:
		entries.append(entry.attrs["output"])
print ":".join(entries)