of10: simplify importing
diff --git a/src/python/of10/__init__.py b/src/python/of10/__init__.py
index c4407ee..2810be8 100644
--- a/src/python/of10/__init__.py
+++ b/src/python/of10/__init__.py
@@ -6,3 +6,11 @@
 """
 
 __all__ = ["action_list", "action", "cstruct", "error", "message", "parse"]
+
+# Allow accessing constants through the top-level module
+from cstruct import *
+
+# Allow accessing submodules without additional imports
+import action
+import message
+import parse