Enable mypy disallow_untyped_defs (#2609)

github/RepositoryKey.py

@@ -33,6 +33,8 @@
 #                                                                              #
 ################################################################################
 
+from typing import Any, Dict
+
 import github.GithubObject
 
 
@@ -41,7 +43,7 @@ class RepositoryKey(github.GithubObject.CompletableGithubObject):
     This class represents RepositoryKeys. The reference can be found here https://docs.github.com/en/rest/reference/repos#deploy-keys
     """
 
-    def __repr__(self):
+    def __repr__(self) -> str:
         return self.get__repr__({"id": self._id.value, "title": self._title.value})
 
     @property
@@ -107,7 +109,7 @@ class RepositoryKey(github.GithubObject.CompletableGithubObject):
         """
         headers, data = self._requester.requestJsonAndCheck("DELETE", self.url)
 
-    def _initAttributes(self):
+    def _initAttributes(self) -> None:
         self._created_at = github.GithubObject.NotSet
         self._id = github.GithubObject.NotSet
         self._key = github.GithubObject.NotSet
@@ -116,7 +118,7 @@ class RepositoryKey(github.GithubObject.CompletableGithubObject):
         self._verified = github.GithubObject.NotSet
         self._read_only = github.GithubObject.NotSet
 
-    def _useAttributes(self, attributes):
+    def _useAttributes(self, attributes: Dict[str, Any]) -> None:
         if "created_at" in attributes:  # pragma no branch
             self._created_at = self._makeDatetimeAttribute(attributes["created_at"])
         if "id" in attributes:  # pragma no branch