diff --git a/parmap/__init__.py b/parmap/__init__.py
index a9be844..f990dae 100644
--- a/parmap/__init__.py
+++ b/parmap/__init__.py
@@ -1,5 +1,4 @@
 #!/usr/bin/env python
 from .parmap import map, map_async, starmap, starmap_async
 
-__all__ = ['map', 'starmap', 'map_async', 'starmap_async']
-
+__all__ = ["map", "starmap", "map_async", "starmap_async"]