🧎‍♀️ Genuflect to the types.

Removed the type declarations from subtypes to satisfy a nitpicky and IMHO incorrect check. Closes #667.

keyring/backends/SecretService.py

@@ -30,7 +30,7 @@ class Keyring(backend.SchemeSelectable, KeyringBackend):
     appid = 'Python keyring library'
 
     @properties.classproperty
-    def priority(cls) -> int:
+    def priority(cls):
         with ExceptionRaisedContext() as exc:
             secretstorage.__name__
         if exc:

keyring/backends/Windows.py

@@ -81,7 +81,7 @@ class WinVaultKeyring(KeyringBackend):
     persist = Persistence()
 
     @properties.classproperty
-    def priority(cls) -> int:
+    def priority(cls):
         """
         If available, the preferred backend on Windows.
         """

keyring/backends/chainer.py

@@ -19,7 +19,7 @@ class ChainerBackend(backend.KeyringBackend):
     viable = True
 
     @properties.classproperty
-    def priority(cls) -> int:
+    def priority(cls):
         """
         If there are backends to chain, high priority
         Otherwise very low priority since our operation when empty

keyring/backends/fail.py

@@ -15,7 +15,7 @@ class Keyring(KeyringBackend):
     """
 
     @properties.classproperty
-    def priority(cls) -> int:
+    def priority(cls):
         return 0
 
     def get_password(self, service, username, password=None):

keyring/backends/null.py

@@ -11,7 +11,7 @@ class Keyring(KeyringBackend):
     """
 
     @properties.classproperty
-    def priority(cls) -> int:
+    def priority(cls):
         return -1
 
     def get_password(self, service, username, password=None):