gh-105407: Remove unused imports in tests

Lib/test/_test_multiprocessing.py

@@ -48,7 +48,7 @@
 import multiprocessing.managers
 import multiprocessing.pool
 import multiprocessing.queues
-from multiprocessing.connection import wait, AuthenticationError
+from multiprocessing.connection import wait
 
 from multiprocessing import util
 

Lib/test/test_asyncio/test_eager_task_factory.py

@@ -2,17 +2,11 @@
 
 import asyncio
 import contextvars
-import gc
-import time
 import unittest
 
-from types import GenericAlias
 from unittest import mock
-from asyncio import base_events
 from asyncio import tasks
 from test.test_asyncio import utils as test_utils
-from test.test_asyncio.test_tasks import get_innermost_context
-from test import support
 
 MOCK_ANY = mock.ANY
 

Lib/test/test_calendar.py

@@ -8,7 +8,6 @@
 import sys
 import datetime
 import os
-import warnings
 
 # From https://en.wikipedia.org/wiki/Leap_year_starting_on_Saturday
 result_0_02_text = """\

Lib/test/test_capi/test_misc.py

@@ -9,7 +9,6 @@
 import os
 import pickle
 import random
-import subprocess
 import sys
 import textwrap
 import threading

Lib/test/test_clinic.py

@@ -3,7 +3,7 @@
 # Licensed to the PSF under a contributor agreement.
 
 from test import support, test_tools
-from test.support import import_helper, os_helper
+from test.support import os_helper
 from unittest import TestCase
 import collections
 import inspect

Lib/test/test_compiler_assemble.py

@@ -1,5 +1,3 @@
-
-import ast
 import types
 
 from test.support.bytecode_helper import AssemblerTestCase

Lib/test/test_configparser.py

@@ -5,7 +5,6 @@
 import pathlib
 import textwrap
 import unittest
-import warnings
 
 from test import support
 from test.support import os_helper

Lib/test/test_cppext.py

@@ -7,7 +7,6 @@
 import subprocess
 import sysconfig
 from test import support
-from test.support import os_helper
 
 
 MS_WINDOWS = (sys.platform == 'win32')

Lib/test/test_importlib/builtin/test_finder.py

@@ -4,7 +4,6 @@
 
 import sys
 import unittest
-import warnings
 
 
 @unittest.skipIf(util.BUILTINS.good_name is None, 'no reasonable builtin module')

Lib/test/test_importlib/extension/test_loader.py

@@ -1,4 +1,3 @@
-from warnings import catch_warnings
 from test.test_importlib import abc, util
 
 machinery = util.import_importlib('importlib.machinery')
@@ -10,7 +9,6 @@
 import warnings
 import importlib.util
 import importlib
-from test.support.script_helper import assert_python_failure
 
 
 class LoaderTests:

Lib/test/test_importlib/frozen/test_finder.py

@@ -2,11 +2,8 @@
 
 machinery = util.import_importlib('importlib.machinery')
 
-import _imp
-import marshal
 import os.path
 import unittest
-import warnings
 
 from test.support import import_helper, REPO_ROOT, STDLIB_DIR
 

Lib/test/test_importlib/frozen/test_loader.py

@@ -3,9 +3,7 @@
 machinery = util.import_importlib('importlib.machinery')
 
 from test.support import captured_stdout, import_helper, STDLIB_DIR
-import _imp
 import contextlib
-import marshal
 import os.path
 import types
 import unittest

Lib/test/test_importlib/import_/test___loader__.py

@@ -1,8 +1,5 @@
 from importlib import machinery
-import sys
-import types
 import unittest
-import warnings
 
 from test.test_importlib import util
 

Lib/test/test_importlib/source/test_case_sensitivity.py

@@ -9,7 +9,6 @@
 import os
 from test.support import os_helper
 import unittest
-import warnings
 
 
 @util.case_insensitive_tests

Lib/test/test_importlib/source/test_finder.py

@@ -10,7 +10,6 @@
 import tempfile
 from test.support.import_helper import make_legacy_pyc
 import unittest
-import warnings
 
 
 class FinderTests(abc.FinderTests):

Lib/test/test_importlib/test_api.py

@@ -10,7 +10,6 @@
 from test.support import os_helper
 import types
 import unittest
-import warnings
 
 
 class ImportModuleTests:

Lib/test/test_importlib/test_main.py

@@ -4,7 +4,6 @@
 import warnings
 import importlib.metadata
 import contextlib
-import itertools
 
 try:
     import pyfakefs.fake_filesystem_unittest as ffs

Lib/test/test_importlib/test_namespace_pkgs.py

@@ -6,7 +6,6 @@
 import sys
 import tempfile
 import unittest
-import warnings
 
 from test.test_importlib import util
 

Lib/test/test_importlib/test_threaded_import.py

@@ -13,7 +13,6 @@
 import shutil
 import threading
 import unittest
-from unittest import mock
 from test.support import verbose
 from test.support.import_helper import forget, mock_register_at_fork
 from test.support.os_helper import (TESTFN, unlink, rmtree)

Lib/test/test_importlib/test_windows.py

@@ -5,7 +5,6 @@
 import re
 import sys
 import unittest
-import warnings
 from test.support import import_helper
 from contextlib import contextmanager
 from test.test_importlib.util import temp_module

Lib/test/test_pathlib.py

@@ -1,4 +1,3 @@
-import contextlib
 import collections.abc
 import io
 import os

Lib/test/test_shutil.py

@@ -23,7 +23,6 @@
                     unregister_unpack_format, get_unpack_formats,
                     SameFileError, _GiveupOnFastCopy)
 import tarfile
-import warnings
 import zipfile
 try:
     import posix

Lib/test/test_unittest/test_result.py

@@ -6,7 +6,6 @@
 
 import traceback
 import unittest
-from unittest import mock
 from unittest.util import strclass
 from test.test_unittest.support import BufferedWriter