diff --git a/github/GithubException.py b/github/GithubException.py
index 1dd5bd88..c972c7f9 100644
--- a/github/GithubException.py
+++ b/github/GithubException.py
@@ -41,7 +41,7 @@ class GithubException(Exception):
     """
 
     def __init__(self, status, data):
-        Exception.__init__(self)
+        super().__init__()
         self.__status = status
         self.__data = data
         self.args = [status, data]
diff --git a/github/GithubObject.py b/github/GithubObject.py
index ea60399b..81b6a203 100644
--- a/github/GithubObject.py
+++ b/github/GithubObject.py
@@ -285,7 +285,7 @@ class NonCompletableGithubObject(GithubObject):
 
 class CompletableGithubObject(GithubObject):
     def __init__(self, requester, headers, attributes, completed):
-        GithubObject.__init__(self, requester, headers, attributes, completed)
+        super().__init__(requester, headers, attributes, completed)
         self.__completed = completed
 
     def __eq__(self, other):
diff --git a/github/PaginatedList.py b/github/PaginatedList.py
index b6327444..d92b5969 100644
--- a/github/PaginatedList.py
+++ b/github/PaginatedList.py
@@ -131,7 +131,7 @@ class PaginatedList(PaginatedListBase):
         headers=None,
         list_item="items",
     ):
-        PaginatedListBase.__init__(self)
+        super().__init__()
         self.__requester = requester
         self.__contentClass = contentClass
         self.__firstUrl = firstUrl
diff --git a/tests/AllTests.py b/tests/AllTests.py
index c98ae072..63887474 100644
--- a/tests/AllTests.py
+++ b/tests/AllTests.py
@@ -40,8 +40,6 @@
 #                                                                              #
 ################################################################################
 
-import unittest
-
 from .AuthenticatedUser import AuthenticatedUser
 from .Authentication import Authentication
 from .Authorization import Authorization
@@ -225,7 +223,3 @@ __all__ = [
     Traffic,
     UserKey,
 ]
-
-
-if __name__ == "__main__":
-    unittest.main()
diff --git a/tests/Connection.py b/tests/Connection.py
index dbade084..d695a952 100644
--- a/tests/Connection.py
+++ b/tests/Connection.py
@@ -62,7 +62,7 @@ PARAMETERS = itertools.product(
 class RecordingMockConnection(Framework.RecordingConnection):
     def __init__(self, file, protocol, host, port, realConnection):
         self._realConnection = realConnection
-        Framework.RecordingConnection.__init__(self, file, protocol, host, port)
+        super().__init__(file, protocol, host, port)
 
 
 class Connection(unittest.TestCase):
diff --git a/tests/Framework.py b/tests/Framework.py
index 4a417c3e..ebff81dc 100644
--- a/tests/Framework.py
+++ b/tests/Framework.py
@@ -118,7 +118,6 @@ class RecordingConnection:
         res = self.__cnx.getresponse()
 
         status = res.status
-        print("=>", status)
         headers = res.getheaders()
         output = res.read()
 
@@ -140,14 +139,14 @@ class RecordingHttpConnection(RecordingConnection):
     _realConnection = github.Requester.HTTPRequestsConnectionClass
 
     def __init__(self, file, *args, **kwds):
-        RecordingConnection.__init__(self, file, "http", *args, **kwds)
+        super().__init__(file, "http", *args, **kwds)
 
 
 class RecordingHttpsConnection(RecordingConnection):
     _realConnection = github.Requester.HTTPSRequestsConnectionClass
 
     def __init__(self, file, *args, **kwds):
-        RecordingConnection.__init__(self, file, "https", *args, **kwds)
+        super().__init__(file, "https", *args, **kwds)
 
 
 class ReplayingConnection:
@@ -239,14 +238,14 @@ class ReplayingHttpConnection(ReplayingConnection):
     _realConnection = github.Requester.HTTPRequestsConnectionClass
 
     def __init__(self, testCase, file, *args, **kwds):
-        ReplayingConnection.__init__(self, testCase, file, "http", *args, **kwds)
+        super().__init__(testCase, file, "http", *args, **kwds)
 
 
 class ReplayingHttpsConnection(ReplayingConnection):
     _realConnection = github.Requester.HTTPSRequestsConnectionClass
 
     def __init__(self, testCase, file, *args, **kwds):
-        ReplayingConnection.__init__(self, testCase, file, "https", *args, **kwds)
+        super().__init__(testCase, file, "https", *args, **kwds)
 
 
 class BasicTestCase(unittest.TestCase):
@@ -257,7 +256,7 @@ class BasicTestCase(unittest.TestCase):
     replayDataFolder = os.path.join(os.path.dirname(__file__), "ReplayData")
 
     def setUp(self):
-        unittest.TestCase.setUp(self)
+        super().setUp()
         self.__fileName = ""
         self.__file = None
         if (
@@ -299,7 +298,7 @@ class BasicTestCase(unittest.TestCase):
             httpretty.enable(allow_net_connect=False)
 
     def tearDown(self):
-        unittest.TestCase.tearDown(self)
+        super().tearDown()
         httpretty.disable()
         httpretty.reset()
         self.__closeReplayFileIfNeeded()
@@ -354,7 +353,7 @@ class TestCase(BasicTestCase):
         return lambda requester, obj, frame: self.doCheckFrame(obj, frame)
 
     def setUp(self):
-        BasicTestCase.setUp(self)
+        super().setUp()
 
         # Set up frame debugging
         github.GithubObject.GithubObject.setCheckAfterInitFlag(True)
diff --git a/tests/GitMembership.py b/tests/GitMembership.py
index 2f24e309..1c0017dd 100644
--- a/tests/GitMembership.py
+++ b/tests/GitMembership.py
@@ -50,7 +50,7 @@ class GitMembership(Framework.TestCase):
 
     def tearDown(self):
         self.org = None
-        Framework.TestCase.tearDown(self)
+        super().tearDown()
 
     def testGetMembership(self):
         octocat = self.g.get_user("octocat")
diff --git a/tests/GitRelease.py b/tests/GitRelease.py
index b160b2e8..f792969f 100644
--- a/tests/GitRelease.py
+++ b/tests/GitRelease.py
@@ -60,6 +60,7 @@ class Release(Framework.TestCase):
             os.remove(self.content_path)
         if os.path.exists(self.artifact_path):
             os.remove(self.artifact_path)
+        super().tearDown()
 
     def testAttributes(self):
         self.release = self.g.get_user().get_repo("PyGithub").get_releases()[0]
diff --git a/tests/Logging_.py b/tests/Logging_.py
index 6fea2746..793263cd 100644
--- a/tests/Logging_.py
+++ b/tests/Logging_.py
@@ -70,12 +70,13 @@ class Logging(Framework.BasicTestCase):
             self.output = output
 
     def setUp(self):
+        super().setUp()
         self.logger = self.MockLogger()
         github.Requester.Requester.injectLogger(self.logger)
-        Framework.BasicTestCase.setUp(self)
 
     def tearDown(self):
         github.Requester.Requester.resetLogger()
+        super().tearDown()
 
     def assertLogging(self, verb, url, requestHeaders, responseHeaders, output):
         self.assertEqual(self.logger.verb, verb)
diff --git a/tests/Persistence.py b/tests/Persistence.py
index 74587f30..d4baaa77 100644
--- a/tests/Persistence.py
+++ b/tests/Persistence.py
@@ -44,6 +44,7 @@ class Persistence(Framework.TestCase):
 
     def tearDown(self):
         self.dumpedRepo.close()
+        super().tearDown()
 
     def testLoad(self):
         loadedRepo = self.g.load(self.dumpedRepo)