config refactor (#1854)

* split out config

* add tests for base and app config, refactor client config out of app config

* refactor default config retrieval

* create config test class and helper functions

* move default_config into server to fix import issue

server/auth/__init__.py

@@ -1,4 +1,3 @@
-
 # import the built in auth types so they can be registered
 
 import server.auth.auth_none  # noqa: F401

server/auth/auth.py

@@ -76,7 +76,7 @@ class AuthTypeFactory:
 
     @staticmethod
     def register(name, auth_type):
-        assert(issubclass(auth_type, AuthTypeBase))
+        assert issubclass(auth_type, AuthTypeBase)
         AuthTypeFactory.auth_types[name] = auth_type
 
     @staticmethod

server/auth/auth_none.py

@@ -2,7 +2,6 @@ from server.auth.auth import AuthTypeBase, AuthTypeFactory
 
 
 class AuthTypeNone(AuthTypeBase):
-
     def __init__(self, app_config):
         super().__init__()
 

server/auth/auth_oauth.py

@@ -97,8 +97,17 @@ class AuthTypeOAuth(AuthTypeClientBase):
             return
 
         valid_keys = {
-            "verify_signature", "verify_aud", "verify_iat", "verify_exp", "verify_nbf", "verify_iss",
-            "verify_sub", "verify_jti", "verify_at_hash", "leeway"}
+            "verify_signature",
+            "verify_aud",
+            "verify_iat",
+            "verify_exp",
+            "verify_nbf",
+            "verify_iss",
+            "verify_sub",
+            "verify_jti",
+            "verify_at_hash",
+            "leeway",
+        }
         keys = set(self.jwt_decode_options.keys())
         unknown = keys - valid_keys
         if unknown: