Merge some simple class' type stubs back to source (#2570)

github/StatsCommitActivity.py

@@ -23,8 +23,10 @@
 # along with PyGithub. If not, see <http://www.gnu.org/licenses/>.             #
 #                                                                              #
 ################################################################################
+from datetime import datetime
 
 import github.GithubObject
+from github.GithubObject import Attribute
 
 
 class StatsCommitActivity(github.GithubObject.NonCompletableGithubObject):
@@ -32,33 +34,24 @@ class StatsCommitActivity(github.GithubObject.NonCompletableGithubObject):
     This class represents StatsCommitActivities. The reference can be found here https://docs.github.com/en/rest/reference/repos#get-the-last-year-of-commit-activity
     """
 
+    def _initAttributes(self) -> None:
+        self._week: Attribute[datetime] = github.GithubObject.NotSet
+        self._total: Attribute[int] = github.GithubObject.NotSet
+        self._days: Attribute[int] = github.GithubObject.NotSet
+
     @property
-    def week(self):
-        """
-        :type: datetime.datetime
-        """
+    def week(self) -> datetime:
         return self._week.value
 
     @property
-    def total(self):
-        """
-        :type: int
-        """
+    def total(self) -> int:
         return self._total.value
 
     @property
-    def days(self):
-        """
-        :type: list of int
-        """
+    def days(self) -> int:
         return self._days.value
 
-    def _initAttributes(self):
-        self._week = github.GithubObject.NotSet
-        self._total = github.GithubObject.NotSet
-        self._days = github.GithubObject.NotSet
-
-    def _useAttributes(self, attributes):
+    def _useAttributes(self, attributes) -> None:
         if "week" in attributes:  # pragma no branch
             self._week = self._makeTimestampAttribute(attributes["week"])
         if "total" in attributes:  # pragma no branch