diff --git a/Lib/distutils/tests/test_bdist.py b/Lib/distutils/tests/test_bdist.py
index 241fc9ad75f..5676f7f34d4 100644
--- a/Lib/distutils/tests/test_bdist.py
+++ b/Lib/distutils/tests/test_bdist.py
@@ -1,5 +1,4 @@
 """Tests for distutils.command.bdist."""
-import os
 import unittest
 from test.support import run_unittest
 
diff --git a/Lib/distutils/tests/test_sysconfig.py b/Lib/distutils/tests/test_sysconfig.py
index 0664acade82..270e91a98d0 100644
--- a/Lib/distutils/tests/test_sysconfig.py
+++ b/Lib/distutils/tests/test_sysconfig.py
@@ -12,7 +12,6 @@ from distutils.ccompiler import get_default_compiler
 from distutils.tests import support
 from test.support import run_unittest, swap_item, requires_subprocess, is_wasi
 from test.support.os_helper import TESTFN
-from test.support.warnings_helper import check_warnings
 
 
 class SysconfigTestCase(support.EnvironGuard, unittest.TestCase):
diff --git a/Lib/lib2to3/tests/test_all_fixers.py b/Lib/lib2to3/tests/test_all_fixers.py
index a265941490d..d0fca707248 100644
--- a/Lib/lib2to3/tests/test_all_fixers.py
+++ b/Lib/lib2to3/tests/test_all_fixers.py
@@ -7,7 +7,6 @@ running time.
 
 # Python imports
 import os.path
-import sys
 import test.support
 import unittest
 
diff --git a/Lib/test/datetimetester.py b/Lib/test/datetimetester.py
index 8e4bcc7c9ef..311f9db10ff 100644
--- a/Lib/test/datetimetester.py
+++ b/Lib/test/datetimetester.py
@@ -7,7 +7,6 @@ import itertools
 import bisect
 import copy
 import decimal
-import functools
 import sys
 import os
 import pickle
diff --git a/Lib/test/libregrtest/setup.py b/Lib/test/libregrtest/setup.py
index cfc1b82d278..4298c922723 100644
--- a/Lib/test/libregrtest/setup.py
+++ b/Lib/test/libregrtest/setup.py
@@ -141,7 +141,7 @@ def _adjust_resource_limits():
     """Adjust the system resource limits (ulimit) if needed."""
     try:
         import resource
-        from resource import RLIMIT_NOFILE, RLIM_INFINITY
+        from resource import RLIMIT_NOFILE
     except ImportError:
         return
     fd_limit, max_fds = resource.getrlimit(RLIMIT_NOFILE)
diff --git a/Lib/test/list_tests.py b/Lib/test/list_tests.py
index f7eea88c54a..fe3ee80b8d4 100644
--- a/Lib/test/list_tests.py
+++ b/Lib/test/list_tests.py
@@ -3,10 +3,9 @@ Tests common to list and UserList.UserList
 """
 
 import sys
-import os
 from functools import cmp_to_key
 
-from test import support, seq_tests
+from test import seq_tests
 from test.support import ALWAYS_EQ, NEVER_EQ
 
 
diff --git a/Lib/test/lock_tests.py b/Lib/test/lock_tests.py
index f16c7ed952c..a4f52cb20ad 100644
--- a/Lib/test/lock_tests.py
+++ b/Lib/test/lock_tests.py
@@ -2,7 +2,6 @@
 Various tests for synchronization primitives.
 """
 
-import os
 import gc
 import sys
 import time
diff --git a/Lib/test/test_asyncio/test_events.py b/Lib/test/test_asyncio/test_events.py
index 05d9107b28e..80d7152128c 100644
--- a/Lib/test/test_asyncio/test_events.py
+++ b/Lib/test/test_asyncio/test_events.py
@@ -29,7 +29,6 @@ if sys.platform not in ('win32', 'vxworks'):
 import asyncio
 from asyncio import coroutines
 from asyncio import events
-from asyncio import proactor_events
 from asyncio import selector_events
 from test.test_asyncio import utils as test_utils
 from test import support
diff --git a/Lib/test/test_asyncio/test_runners.py b/Lib/test/test_asyncio/test_runners.py
index 957cfe41eff..94d449f4791 100644
--- a/Lib/test/test_asyncio/test_runners.py
+++ b/Lib/test/test_asyncio/test_runners.py
@@ -1,7 +1,6 @@
 import _thread
 import asyncio
 import contextvars
-import gc
 import re
 import signal
 import threading
diff --git a/Lib/test/test_asyncio/test_sock_lowlevel.py b/Lib/test/test_asyncio/test_sock_lowlevel.py
index db47616d183..b829fd4cc69 100644
--- a/Lib/test/test_asyncio/test_sock_lowlevel.py
+++ b/Lib/test/test_asyncio/test_sock_lowlevel.py
@@ -5,7 +5,7 @@ import unittest
 
 from asyncio import proactor_events
 from itertools import cycle, islice
-from unittest.mock import patch, Mock
+from unittest.mock import Mock
 from test.test_asyncio import utils as test_utils
 from test import support
 from test.support import socket_helper
diff --git a/Lib/test/test_asyncio/test_tasks.py b/Lib/test/test_asyncio/test_tasks.py
index 6458859db2d..69cecb3ab12 100644
--- a/Lib/test/test_asyncio/test_tasks.py
+++ b/Lib/test/test_asyncio/test_tasks.py
@@ -1,22 +1,18 @@
 """Tests for tasks.py."""
 
 import collections
-import contextlib
 import contextvars
-import functools
 import gc
 import io
 import random
 import re
 import sys
-import textwrap
 import traceback
 import unittest
 from unittest import mock
 from types import GenericAlias
 
 import asyncio
-from asyncio import coroutines
 from asyncio import futures
 from asyncio import tasks
 from test.test_asyncio import utils as test_utils
diff --git a/Lib/test/test_asyncio/test_timeouts.py b/Lib/test/test_asyncio/test_timeouts.py
index ef1ab0acb39..9801541e55b 100644
--- a/Lib/test/test_asyncio/test_timeouts.py
+++ b/Lib/test/test_asyncio/test_timeouts.py
@@ -4,7 +4,6 @@ import unittest
 import time
 
 import asyncio
-from asyncio import tasks
 
 
 def tearDownModule():
diff --git a/Lib/test/test_atexit.py b/Lib/test/test_atexit.py
index 7ac063cfc78..913b7556be8 100644
--- a/Lib/test/test_atexit.py
+++ b/Lib/test/test_atexit.py
@@ -1,6 +1,5 @@
 import atexit
 import os
-import sys
 import textwrap
 import unittest
 from test import support
diff --git a/Lib/test/test_binascii.py b/Lib/test/test_binascii.py
index 7087d7a471d..a2d7d0293ce 100644
--- a/Lib/test/test_binascii.py
+++ b/Lib/test/test_binascii.py
@@ -4,7 +4,7 @@ import unittest
 import binascii
 import array
 import re
-from test.support import bigmemtest, _1G, _4G, warnings_helper
+from test.support import bigmemtest, _1G, _4G
 
 
 # Note: "*_hex" functions are aliases for "(un)hexlify"
diff --git a/Lib/test/test_bufio.py b/Lib/test/test_bufio.py
index 17151b13615..dc9a82dc635 100644
--- a/Lib/test/test_bufio.py
+++ b/Lib/test/test_bufio.py
@@ -1,5 +1,4 @@
 import unittest
-from test import support
 from test.support import os_helper
 
 import io # C implementation.
diff --git a/Lib/test/test_codecs.py b/Lib/test/test_codecs.py
index 42c600dcb00..57f3648eb70 100644
--- a/Lib/test/test_codecs.py
+++ b/Lib/test/test_codecs.py
@@ -9,7 +9,6 @@ from unittest import mock
 
 from test import support
 from test.support import os_helper
-from test.support import warnings_helper
 
 try:
     import _testcapi
diff --git a/Lib/test/test_decorators.py b/Lib/test/test_decorators.py
index a6baa3ad1dd..4b492178c15 100644
--- a/Lib/test/test_decorators.py
+++ b/Lib/test/test_decorators.py
@@ -1,4 +1,3 @@
-from test import support
 import unittest
 from types import MethodType
 
diff --git a/Lib/test/test_defaultdict.py b/Lib/test/test_defaultdict.py
index 68fc449780a..bdbe9b81e8f 100644
--- a/Lib/test/test_defaultdict.py
+++ b/Lib/test/test_defaultdict.py
@@ -1,9 +1,7 @@
 """Unit tests for collections.defaultdict."""
 
-import os
 import copy
 import pickle
-import tempfile
 import unittest
 
 from collections import defaultdict
diff --git a/Lib/test/test_descr.py b/Lib/test/test_descr.py
index 9a09d8a9e3f..b5f1bd4af88 100644
--- a/Lib/test/test_descr.py
+++ b/Lib/test/test_descr.py
@@ -3563,7 +3563,6 @@ order (MRO) for bases """
     def test_str_of_str_subclass(self):
         # Testing __str__ defined in subclass of str ...
         import binascii
-        import io
 
         class octetstring(str):
             def __str__(self):
diff --git a/Lib/test/test_email/test_email.py b/Lib/test/test_email/test_email.py
index 2b1e2b864fe..0bf679b4c56 100644
--- a/Lib/test/test_email/test_email.py
+++ b/Lib/test/test_email/test_email.py
@@ -7,7 +7,6 @@ import time
 import base64
 import unittest
 import textwrap
-import warnings
 
 from io import StringIO, BytesIO
 from itertools import chain
@@ -45,7 +44,7 @@ from test.test_email import openfile, TestEmailBase
 
 # These imports are documented to work, but we are testing them using a
 # different path, so we import them here just to make sure they are importable.
-from email.parser import FeedParser, BytesFeedParser
+from email.parser import FeedParser
 
 NL = '\n'
 EMPTYSTRING = ''
diff --git a/Lib/test/test_exception_group.py b/Lib/test/test_exception_group.py
index 2cfd8738304..3ea5dff5c37 100644
--- a/Lib/test/test_exception_group.py
+++ b/Lib/test/test_exception_group.py
@@ -1,5 +1,4 @@
 import collections.abc
-import traceback
 import types
 import unittest
 
diff --git a/Lib/test/test_exceptions.py b/Lib/test/test_exceptions.py
index ff1a02821a5..d91308572b2 100644
--- a/Lib/test/test_exceptions.py
+++ b/Lib/test/test_exceptions.py
@@ -1,7 +1,6 @@
 # Python test set -- part 5, built-in exceptions
 
 import copy
-import gc
 import os
 import sys
 import unittest
diff --git a/Lib/test/test_float.py b/Lib/test/test_float.py
index d8c0fe1854e..672ec141155 100644
--- a/Lib/test/test_float.py
+++ b/Lib/test/test_float.py
@@ -8,7 +8,6 @@ import time
 import unittest
 
 from test import support
-from test.support import import_helper
 from test.test_grammar import (VALID_UNDERSCORE_LITERALS,
                                INVALID_UNDERSCORE_LITERALS)
 from math import isinf, isnan, copysign, ldexp
diff --git a/Lib/test/test_flufl.py b/Lib/test/test_flufl.py
index a81a4d4c8f0..fd264c926bd 100644
--- a/Lib/test/test_flufl.py
+++ b/Lib/test/test_flufl.py
@@ -1,6 +1,5 @@
 import __future__
 import unittest
-from test import support
 
 
 class FLUFLTests(unittest.TestCase):
diff --git a/Lib/test/test_functools.py b/Lib/test/test_functools.py
index 382e7dbffdd..767d2a9c1ae 100644
--- a/Lib/test/test_functools.py
+++ b/Lib/test/test_functools.py
@@ -13,7 +13,6 @@ import time
 import typing
 import unittest
 import unittest.mock
-import os
 import weakref
 import gc
 from weakref import proxy
@@ -21,7 +20,6 @@ import contextlib
 
 from test.support import import_helper
 from test.support import threading_helper
-from test.support.script_helper import assert_python_ok
 
 import functools
 
diff --git a/Lib/test/test_future.py b/Lib/test/test_future.py
index c3e8420d667..189cbdc4365 100644
--- a/Lib/test/test_future.py
+++ b/Lib/test/test_future.py
@@ -3,7 +3,6 @@
 import __future__
 import ast
 import unittest
-from test import support
 from test.support import import_helper
 from textwrap import dedent
 import os
diff --git a/Lib/test/test_getpath.py b/Lib/test/test_getpath.py
index 5208374e200..1e46cb5780c 100644
--- a/Lib/test/test_getpath.py
+++ b/Lib/test/test_getpath.py
@@ -2,7 +2,6 @@ import copy
 import ntpath
 import pathlib
 import posixpath
-import sys
 import unittest
 
 from test.support import verbose
diff --git a/Lib/test/test_heapq.py b/Lib/test/test_heapq.py
index cb1e4505b02..1aa8e4e2897 100644
--- a/Lib/test/test_heapq.py
+++ b/Lib/test/test_heapq.py
@@ -4,7 +4,6 @@ import random
 import unittest
 import doctest
 
-from test import support
 from test.support import import_helper
 from unittest import TestCase, skipUnless
 from operator import itemgetter
diff --git a/Lib/test/test_http_cookiejar.py b/Lib/test/test_http_cookiejar.py
index f0d205a60a4..f8291c2aa32 100644
--- a/Lib/test/test_http_cookiejar.py
+++ b/Lib/test/test_http_cookiejar.py
@@ -4,7 +4,6 @@ import os
 import stat
 import sys
 import re
-import test.support
 from test.support import os_helper
 from test.support import warnings_helper
 import time
diff --git a/Lib/test/test_imaplib.py b/Lib/test/test_imaplib.py
index ed26fa16d6e..b554bc0c799 100644
--- a/Lib/test/test_imaplib.py
+++ b/Lib/test/test_imaplib.py
@@ -10,9 +10,7 @@ import calendar
 import threading
 import socket
 
-from test.support import (verbose,
-                          run_with_tz, run_with_locale, cpython_only,
-                          requires_working_socket)
+from test.support import verbose, run_with_tz, run_with_locale, cpython_only
 from test.support import hashlib_helper
 from test.support import threading_helper
 from test.support import warnings_helper
diff --git a/Lib/test/test_importlib/test_abc.py b/Lib/test/test_importlib/test_abc.py
index 92cb78067d0..d59b663a43e 100644
--- a/Lib/test/test_importlib/test_abc.py
+++ b/Lib/test/test_importlib/test_abc.py
@@ -2,7 +2,6 @@ import io
 import marshal
 import os
 import sys
-from test import support
 from test.support import import_helper
 import types
 import unittest
diff --git a/Lib/test/test_importlib/test_api.py b/Lib/test/test_importlib/test_api.py
index e94a48fe044..b3a99dc2dd5 100644
--- a/Lib/test/test_importlib/test_api.py
+++ b/Lib/test/test_importlib/test_api.py
@@ -6,7 +6,6 @@ machinery = test_util.import_importlib('importlib.machinery')
 
 import os.path
 import sys
-from test import support
 from test.support import import_helper
 from test.support import os_helper
 import types
diff --git a/Lib/test/test_launcher.py b/Lib/test/test_launcher.py
index e9f6fcb7d7f..cd7b944f98f 100644
--- a/Lib/test/test_launcher.py
+++ b/Lib/test/test_launcher.py
@@ -7,7 +7,6 @@ import subprocess
 import sys
 import sysconfig
 import tempfile
-import textwrap
 import unittest
 from pathlib import Path
 from test import support
diff --git a/Lib/test/test_lltrace.py b/Lib/test/test_lltrace.py
index 5d175ce57b1..7cf89846f8a 100644
--- a/Lib/test/test_lltrace.py
+++ b/Lib/test/test_lltrace.py
@@ -1,5 +1,4 @@
 import dis
-import sys
 import textwrap
 import unittest
 
diff --git a/Lib/test/test_mailcap.py b/Lib/test/test_mailcap.py
index 8185f4a7806..819dc80a266 100644
--- a/Lib/test/test_mailcap.py
+++ b/Lib/test/test_mailcap.py
@@ -3,7 +3,6 @@ import os
 import sys
 import test.support
 import unittest
-import warnings
 from test.support import os_helper
 from test.support import warnings_helper
 
diff --git a/Lib/test/test_nis.py b/Lib/test/test_nis.py
index 797c9023ad3..f327ecf3d1d 100644
--- a/Lib/test/test_nis.py
+++ b/Lib/test/test_nis.py
@@ -1,4 +1,3 @@
-from test import support
 from test.support import import_helper
 import unittest
 import warnings
diff --git a/Lib/test/test_regrtest.py b/Lib/test/test_regrtest.py
index 4f632bb2f39..133abf5044d 100644
--- a/Lib/test/test_regrtest.py
+++ b/Lib/test/test_regrtest.py
@@ -15,7 +15,6 @@ import sys
 import sysconfig
 import tempfile
 import textwrap
-import time
 import unittest
 from test import libregrtest
 from test import support
diff --git a/Lib/test/test_select.py b/Lib/test/test_select.py
index ca2a9d9d24d..a82584d6904 100644
--- a/Lib/test/test_select.py
+++ b/Lib/test/test_select.py
@@ -1,5 +1,4 @@
 import errno
-import os
 import select
 import subprocess
 import sys
diff --git a/Lib/test/test_shelve.py b/Lib/test/test_shelve.py
index b9eb007c827..08c6562f2a2 100644
--- a/Lib/test/test_shelve.py
+++ b/Lib/test/test_shelve.py
@@ -1,11 +1,9 @@
 import unittest
 import dbm
 import shelve
-import glob
 import pickle
 import os
 
-from test import support
 from test.support import os_helper
 from collections.abc import MutableMapping
 from test.test_dbm import dbm_iterator
diff --git a/Lib/test/test_site.py b/Lib/test/test_site.py
index dd018d6b38a..e66a2db7e9b 100644
--- a/Lib/test/test_site.py
+++ b/Lib/test/test_site.py
@@ -10,10 +10,9 @@ from test import support
 from test.support import os_helper
 from test.support import socket_helper
 from test.support import captured_stderr
-from test.support.os_helper import TESTFN, EnvironmentVarGuard, change_cwd
+from test.support.os_helper import TESTFN, EnvironmentVarGuard
 import ast
 import builtins
-import encodings
 import glob
 import io
 import os
diff --git a/Lib/test/test_sqlite3/__init__.py b/Lib/test/test_sqlite3/__init__.py
index 099c01e3b3c..c3cab8f0acd 100644
--- a/Lib/test/test_sqlite3/__init__.py
+++ b/Lib/test/test_sqlite3/__init__.py
@@ -3,7 +3,6 @@ from test.support import import_helper, load_package_tests, verbose
 # Skip test if _sqlite3 module not installed.
 import_helper.import_module('_sqlite3')
 
-import unittest
 import os
 import sqlite3
 
diff --git a/Lib/test/test_sysconfig.py b/Lib/test/test_sysconfig.py
index 1679700f592..c00d7d5b502 100644
--- a/Lib/test/test_sysconfig.py
+++ b/Lib/test/test_sysconfig.py
@@ -11,7 +11,6 @@ from test.support import (
 from test.support.import_helper import import_module
 from test.support.os_helper import (TESTFN, unlink, skip_unless_symlink,
                                     change_cwd)
-from test.support.warnings_helper import check_warnings
 
 import sysconfig
 from sysconfig import (get_paths, get_platform, get_config_vars,
diff --git a/Lib/test/test_tcl.py b/Lib/test/test_tcl.py
index 548914796ed..cd79024ab2c 100644
--- a/Lib/test/test_tcl.py
+++ b/Lib/test/test_tcl.py
@@ -1,10 +1,7 @@
 import unittest
-import locale
-import re
 import subprocess
 import sys
 import os
-import warnings
 from test import support
 from test.support import import_helper
 from test.support import os_helper
diff --git a/Lib/test/test_threading_local.py b/Lib/test/test_threading_local.py
index 9888e631881..48e302930ff 100644
--- a/Lib/test/test_threading_local.py
+++ b/Lib/test/test_threading_local.py
@@ -4,7 +4,6 @@ from doctest import DocTestSuite
 from test import support
 from test.support import threading_helper
 import weakref
-import gc
 
 # Modules under test
 import _thread
diff --git a/Lib/test/test_tools/test_md5sum.py b/Lib/test/test_tools/test_md5sum.py
index c5a230e95c2..710461f8819 100644
--- a/Lib/test/test_tools/test_md5sum.py
+++ b/Lib/test/test_tools/test_md5sum.py
@@ -1,6 +1,5 @@
 """Tests for the md5sum script in the Tools directory."""
 
-import sys
 import os
 import unittest
 from test.support import os_helper
diff --git a/Lib/test/test_tools/test_pathfix.py b/Lib/test/test_tools/test_pathfix.py
index ff61935298b..aa754bc479b 100644
--- a/Lib/test/test_tools/test_pathfix.py
+++ b/Lib/test/test_tools/test_pathfix.py
@@ -2,7 +2,6 @@ import os
 import subprocess
 import sys
 import unittest
-from test import support
 from test.support import os_helper
 from test.test_tools import scriptsdir, skip_if_missing
 
diff --git a/Lib/test/test_tools/test_pindent.py b/Lib/test/test_tools/test_pindent.py
index 01f13850eae..61e97fea48c 100644
--- a/Lib/test/test_tools/test_pindent.py
+++ b/Lib/test/test_tools/test_pindent.py
@@ -5,7 +5,6 @@ import sys
 import unittest
 import subprocess
 import textwrap
-from test import support
 from test.support import os_helper
 from test.support.script_helper import assert_python_ok
 
diff --git a/Lib/test/test_traceback.py b/Lib/test/test_traceback.py
index ed5ddf95069..07472e29df4 100644
--- a/Lib/test/test_traceback.py
+++ b/Lib/test/test_traceback.py
@@ -14,7 +14,6 @@ from test.support import (Error, captured_output, cpython_only, ALWAYS_EQ,
 from test.support.os_helper import TESTFN, unlink
 from test.support.script_helper import assert_python_ok, assert_python_failure
 
-import os
 import textwrap
 import traceback
 from functools import partial
diff --git a/Lib/test/test_type_comments.py b/Lib/test/test_type_comments.py
index 71d1430dbc9..668c1787f64 100644
--- a/Lib/test/test_type_comments.py
+++ b/Lib/test/test_type_comments.py
@@ -1,7 +1,6 @@
 import ast
 import sys
 import unittest
-from test import support
 
 
 funcdef = """\
diff --git a/Lib/test/test_univnewlines.py b/Lib/test/test_univnewlines.py
index b9054918780..ed2e0970bac 100644
--- a/Lib/test/test_univnewlines.py
+++ b/Lib/test/test_univnewlines.py
@@ -4,7 +4,6 @@ import _pyio as pyio
 import unittest
 import os
 import sys
-from test import support
 from test.support import os_helper
 
 
diff --git a/Lib/test/test_urllib2.py b/Lib/test/test_urllib2.py
index 46a0ab1d83e..88270b7537b 100644
--- a/Lib/test/test_urllib2.py
+++ b/Lib/test/test_urllib2.py
@@ -1,7 +1,6 @@
 import unittest
 from test import support
 from test.support import os_helper
-from test.support import socket_helper
 from test.support import warnings_helper
 from test import test_urllib
 
diff --git a/Lib/test/test_venv.py b/Lib/test/test_venv.py
index 37b61a780cb..e6a870fcf22 100644
--- a/Lib/test/test_venv.py
+++ b/Lib/test/test_venv.py
@@ -15,7 +15,7 @@ import struct
 import subprocess
 import sys
 import tempfile
-from test.support import (captured_stdout, captured_stderr, requires_zlib,
+from test.support import (captured_stdout, captured_stderr,
                           skip_if_broken_multiprocessing_synchronize, verbose,
                           requires_subprocess, is_emscripten, is_wasi,
                           requires_venv_with_pip)