subdirectory. For example, the path :file:`example.zip/lib/` would only
import from the :file:`lib/` subdirectory within the archive.
-Any files may be present in the ZIP archive, but only files :file:`.py` and
-:file:`.pyc` are available for import. ZIP import of dynamic modules
+Any files may be present in the ZIP archive, but importers are only invoked for
+:file:`.py` and :file:`.pyc` files. ZIP import of dynamic modules
(:file:`.pyd`, :file:`.so`) is disallowed. Note that if an archive only contains
:file:`.py` files, Python will not attempt to modify the archive by adding the
corresponding :file:`.pyc` file, meaning that if a ZIP archive