Enable mypy check_untyped_defs (#2607)

github/EnvironmentProtectionRule.py

@@ -19,18 +19,29 @@
 # along with PyGithub. If not, see <http://www.gnu.org/licenses/>.             #
 #                                                                              #
 ################################################################################
+from __future__ import annotations
 
-from typing import List
+from typing import TYPE_CHECKING
 
 import github.EnvironmentProtectionRuleReviewer
-import github.GithubObject
+from github.GithubObject import Attribute, NonCompletableGithubObject, NotSet
+
+if TYPE_CHECKING:
+    from github.EnvironmentProtectionRuleReviewer import EnvironmentProtectionRuleReviewer
 
 
-class EnvironmentProtectionRule(github.GithubObject.NonCompletableGithubObject):
+class EnvironmentProtectionRule(NonCompletableGithubObject):
     """
     This class represents a protection rule for an environment. The reference can be found here https://docs.github.com/en/rest/reference/deployments#environments
     """
 
+    def _initAttributes(self):
+        self._id: Attribute[int] = NotSet
+        self._node_id: Attribute[str] = NotSet
+        self._type: Attribute[str] = NotSet
+        self._reviewers: Attribute[list[EnvironmentProtectionRuleReviewer]] = NotSet
+        self._wait_timer: Attribute[int] = NotSet
+
     def __repr__(self):
         return self.get__repr__({"id": self._id.value})
 
@@ -49,20 +60,13 @@ class EnvironmentProtectionRule(github.GithubObject.NonCompletableGithubObject):
     @property
     def reviewers(
         self,
-    ) -> List[github.EnvironmentProtectionRuleReviewer.EnvironmentProtectionRuleReviewer]:
+    ) -> list[EnvironmentProtectionRuleReviewer]:
         return self._reviewers.value
 
     @property
     def wait_timer(self) -> int:
         return self._wait_timer.value
 
-    def _initAttributes(self):
-        self._id = github.GithubObject.NotSet
-        self._node_id = github.GithubObject.NotSet
-        self._type = github.GithubObject.NotSet
-        self._reviewers = github.GithubObject.NotSet
-        self._wait_timer = github.GithubObject.NotSet
-
     def _useAttributes(self, attributes):
         if "id" in attributes:  # pragma no branch
             self._id = self._makeIntAttribute(attributes["id"])