gh-131152: Remove unused imports from tests (#131153)

Author: vstinner

Lib/test/libregrtest/main.py

@@ -15,7 +15,7 @@
 from .findtests import findtests, split_test_packages, list_cases
 from .logger import Logger
 from .pgo import setup_pgo_tests
-from .result import State, TestResult
+from .result import TestResult
 from .results import TestResults, EXITCODE_INTERRUPTED
 from .runtests import RunTests, HuntRefleak
 from .setup import setup_process, setup_test_dir

Lib/test/libregrtest/parallel_case.py

@@ -1,7 +1,6 @@
 """Run a test case multiple times in parallel threads."""
 
 import copy
-import functools
 import threading
 import unittest
 

Lib/test/libregrtest/utils.py

@@ -7,7 +7,6 @@
 import random
 import re
 import shlex
-import signal
 import subprocess
 import sys
 import sysconfig

Lib/test/support/venv.py

@@ -6,7 +6,6 @@
 import sys
 import sysconfig
 import tempfile
-import unittest
 import venv
 
 

Lib/test/test_asyncio/test_events.py

@@ -22,7 +22,6 @@
 import unittest
 from unittest import mock
 import weakref
-import warnings
 if sys.platform not in ('win32', 'vxworks'):
     import tty
 
@@ -36,7 +35,6 @@
 from test.support import socket_helper
 from test.support import threading_helper
 from test.support import ALWAYS_EQ, LARGEST, SMALLEST
-from test.support import warnings_helper
 
 def tearDownModule():
     asyncio._set_event_loop_policy(None)

Lib/test/test_asyncio/test_streams.py

@@ -1,23 +1,20 @@
 """Tests for streams.py."""
 
 import gc
-import os
 import queue
 import pickle
 import socket
-import sys
 import threading
 import unittest
 from unittest import mock
-import warnings
 try:
     import ssl
 except ImportError:
     ssl = None
 
 import asyncio
 from test.test_asyncio import utils as test_utils
-from test.support import requires_subprocess, socket_helper
+from test.support import socket_helper
 
 
 def tearDownModule():

Lib/test/test_asyncio/test_unix_events.py

@@ -10,11 +10,9 @@
 import socket
 import stat
 import sys
-import threading
 import time
 import unittest
 from unittest import mock
-import warnings
 
 from test import support
 from test.support import os_helper
@@ -27,7 +25,6 @@
 
 
 import asyncio
-from asyncio import log
 from asyncio import unix_events
 from test.test_asyncio import utils as test_utils
 

Lib/test/test_asyncio/utils.py

@@ -14,7 +14,6 @@
 import threading
 import unittest
 import weakref
-import warnings
 from ast import literal_eval
 from unittest import mock
 

Lib/test/test_builtin.py

@@ -16,7 +16,6 @@
 import random
 import re
 import sys
-import textwrap
 import traceback
 import types
 import typing

Lib/test/test_bytes.py

@@ -11,7 +11,6 @@
 import copy
 import functools
 import pickle
-import sysconfig
 import tempfile
 import textwrap
 import threading

Lib/test/test_call.py

@@ -1,7 +1,9 @@
 import unittest
 from test.support import (cpython_only, is_wasi, requires_limited_api, Py_DEBUG,
-                          set_recursion_limit, skip_on_s390x, exceeds_recursion_limit, skip_emscripten_stack_overflow, skip_wasi_stack_overflow,
-                          skip_if_sanitizer, import_helper)
+                          set_recursion_limit, skip_on_s390x,
+                          skip_emscripten_stack_overflow,
+                          skip_wasi_stack_overflow, skip_if_sanitizer,
+                          import_helper)
 try:
     import _testcapi
 except ImportError:

Lib/test/test_capi/test_config.py

@@ -1,7 +1,6 @@
 """
 Tests PyConfig_Get() and PyConfig_Set() C API (PEP 741).
 """
-import os
 import sys
 import sysconfig
 import types

Lib/test/test_capi/test_file.py

@@ -1,7 +1,6 @@
 import io
 import os
 import unittest
-import warnings
 from test import support
 from test.support import import_helper, os_helper, warnings_helper
 

Lib/test/test_capi/test_getargs.py

@@ -1,7 +1,6 @@
-import unittest
-import math
 import string
 import sys
+import unittest
 from test import support
 from test.support import import_helper
 from test.support import script_helper

Lib/test/test_capi/test_number.py

@@ -1,10 +1,9 @@
 import itertools
 import operator
-import sys
 import unittest
 import warnings
 
-from test.support import cpython_only, import_helper
+from test.support import import_helper
 
 _testcapi = import_helper.import_module('_testcapi')
 from _testcapi import PY_SSIZE_T_MAX, PY_SSIZE_T_MIN

Lib/test/test_capi/test_tuple.py

@@ -1,7 +1,5 @@
 import unittest
-import sys
 import gc
-from collections import namedtuple
 from test.support import import_helper
 
 _testcapi = import_helper.import_module('_testcapi')

Lib/test/test_compile.py

@@ -2,7 +2,6 @@
 import dis
 import io
 import itertools
-import marshal
 import math
 import opcode
 import os

Lib/test/test_concurrent_futures/test_interpreter_pool.py

@@ -3,7 +3,6 @@
 import io
 import os
 import pickle
-import sys
 import time
 import unittest
 from concurrent.futures.interpreter import (

Lib/test/test_concurrent_futures/test_process_pool.py

@@ -1,6 +1,5 @@
 import os
 import queue
-import signal
 import sys
 import threading
 import time

Lib/test/test_ctypes/test_struct_fields.py

@@ -1,8 +1,7 @@
 import unittest
 import sys
 from ctypes import Structure, Union, sizeof, c_char, c_int
-from ._support import (CField, Py_TPFLAGS_DISALLOW_INSTANTIATION,
-                       Py_TPFLAGS_IMMUTABLETYPE)
+from ._support import CField, Py_TPFLAGS_IMMUTABLETYPE
 
 
 NOTHING = object()

Lib/test/test_dynamic.py

@@ -4,7 +4,7 @@
 import sys
 import unittest
 
-from test.support import swap_item, swap_attr, skip_wasi_stack_overflow, Py_DEBUG
+from test.support import swap_item, swap_attr, skip_wasi_stack_overflow
 
 
 class RebindBuiltinsTests(unittest.TestCase):

Lib/test/test_embed.py

@@ -1,12 +1,10 @@
 # Run the tests in Programs/_testembed.c (tests for the CPython embedding APIs)
 from test import support
-from test.libregrtest.utils import get_build_info
 from test.support import import_helper, os_helper, threading_helper, MS_WINDOWS
 import unittest
 
 from collections import namedtuple
 import contextlib
-import io
 import json
 import os
 import os.path