[Zope] ZServer (ImportError: No module named medusa)

Two questions: 1) Is it possible to use ZServer only to publish simple modules (ZPublisher) without the Zope stuff? 2) Why do I get this error? I only untared the archiv, no changes made. D:\thrir\opt\bobo\ZServer>python start.py Traceback (innermost last): File "start.py", line 17, in ? from medusa import resolver,logger,http_server,asyncore ImportError: No module named medusa Oliver