Linting and hints

django_q/signing.py

@@ -1,44 +1,39 @@
 """Package signing."""
-try:
-    import cPickle as pickle
-except ImportError:
-    import pickle
+import pickle
 
 from django_q import core_signing as signing
-
 from django_q.conf import Conf
 
 BadSignature = signing.BadSignature
 
 
 class SignedPackage:
-
     """Wraps Django's signing module with custom Pickle serializer."""
 
     @staticmethod
     def dumps(obj, compressed=Conf.COMPRESSED):
-        return signing.dumps(obj,
-                             key=Conf.SECRET_KEY,
-                             salt=Conf.PREFIX,
-                             compress=compressed,
-                             serializer=PickleSerializer)
+        return signing.dumps(
+            obj,
+            key=Conf.SECRET_KEY,
+            salt=Conf.PREFIX,
+            compress=compressed,
+            serializer=PickleSerializer,
+        )
 
     @staticmethod
     def loads(obj):
-        return signing.loads(obj,
-                             key=Conf.SECRET_KEY,
-                             salt=Conf.PREFIX,
-                             serializer=PickleSerializer)
+        return signing.loads(
+            obj, key=Conf.SECRET_KEY, salt=Conf.PREFIX, serializer=PickleSerializer
+        )
 
 
 class PickleSerializer:
-
     """Simple wrapper around Pickle for signing.dumps and signing.loads."""
 
     @staticmethod
-    def dumps(obj):
+    def dumps(obj) -> bytes:
         return pickle.dumps(obj, protocol=pickle.HIGHEST_PROTOCOL)
 
     @staticmethod
-    def loads(data):
+    def loads(data) -> any:
         return pickle.loads(data)