"""
Output::

    spam <zipimporter object "zipimport_example.zip">
    package.eggs None
    [60922 refs]

""" and None

import sys
import zipfile
import zipimport


def main():
    zf = zipfile.PyZipFile('zipimport_example.zip', mode='w')
    try:
        zf.writepy('.')
        zf.write('spam.py')
        zf.write('package/__init__.py')
        zf.write('package/eggs.py')
    finally:
        zf.close()

    importer = zipimport.zipimporter('zipimport_example.zip')
    for module in ('spam', 'package.eggs'):
        mod_importer = importer.find_module(module)
        print(module, mod_importer)

if __name__ == '__main__':
    main()