absolute_sources = library.expand_files()
absolute_sources.sort()
cache_key = self._key_generator.key_for(library.id, absolute_sources)
cache_dir = os.path.join(self._egg_cache_root, cache_key.hash)
if os.path.exists(cache_dir):
self.debug(" Generating (cached) %s..." % library)
// We have no idea what the egg path is, so we simply walk the directory.
for dir_name, _, filenames in os.walk(cache_dir):