bpo-35202: Remove unused imports in tests. (GH-10561)

Lib/test/test_aifc.py

@@ -7,8 +7,6 @@ import io
 import sys
 import struct
 import aifc
-import warnings
-
 
 class AifcTest(audiotests.AudioWriteTests,
                audiotests.AudioTestsWithSourceFile):

Lib/test/test_asyncio/test_selector_events.py

 """Tests for selector_events.py"""
 
-import errno
 import selectors
 import socket
 import unittest

Lib/test/test_coroutines.py

@@ -2,7 +2,6 @@ import contextlib
 import copy
 import inspect
 import pickle
-import re
 import sys
 import types
 import unittest

Lib/test/test_frozen.py

@@ -13,7 +13,6 @@
 import sys
 import unittest
 from test.support import captured_stdout
-from importlib import util
 
 
 class TestFrozen(unittest.TestCase):

Lib/test/test_future.py

 # Test various flavors of legal and illegal future statements
 
-from functools import partial
 import unittest
 from test import support
 from textwrap import dedent

Lib/test/test_gdb.py

@@ -3,7 +3,6 @@
 # The code for testing gdb was adapted from similar work in Unladen Swallow's
 # Lib/test/test_jit_gdb.py
 
-import locale
 import os
 import platform
 import re

Lib/test/test_importlib/test_locks.py

@@ -4,7 +4,6 @@ init = test_util.import_importlib('importlib')
 
 import sys
 import threading
-import unittest
 import weakref
 
 from test import support

Lib/test/test_minidom.py

@@ -3,7 +3,6 @@
 import copy
 import pickle
 import io
-import contextlib
 from test.support import findfile
 import unittest
 

Lib/test/test_netrc.py

 import netrc, os, unittest, sys, tempfile, textwrap
-from unittest import mock
 from test import support
 
 

Lib/test/test_platform.py

-from unittest import mock
 import os
 import platform
 import subprocess

Lib/test/test_resource.py

 import contextlib
 import sys
-import os
 import unittest
 from test import support
 import time

Lib/test/test_sax.py

@@ -17,7 +17,6 @@ from xml.sax.handler import feature_namespaces, feature_external_ges
 from xml.sax.xmlreader import InputSource, AttributesImpl, AttributesNSImpl
 from io import BytesIO, StringIO
 import codecs
-import gc
 import os.path
 import shutil
 from urllib.error import URLError

Lib/test/test_ssl.py

@@ -17,7 +17,6 @@ import traceback
 import asyncore
 import weakref
 import platform
-import functools
 import sysconfig
 try:
     import ctypes

Lib/test/test_time.py

@@ -9,7 +9,6 @@ import sysconfig
 import time
 import threading
 import unittest
-import warnings
 try:
     import _testcapi
 except ImportError:

Lib/test/test_traceback.py

@@ -110,7 +110,7 @@ class TracebackCases(unittest.TestCase):
         # Test that tracebacks are correctly printed for encoded source files:
         # - correct line number (Issue2384)
         # - respect file encoding (Issue3975)
-        import tempfile, sys, subprocess, os
+        import sys, subprocess
 
         # The spawned subprocess has its stdout redirected to a PIPE, and its
         # encoding may be different from the current interpreter, on Windows

Lib/test/test_urlparse.py

 import unittest
 import urllib.parse
-import warnings
 
 RFC1808_BASE = "http://a/b/c/d;p?q#f"
 RFC2396_BASE = "http://a/b/c/d;p?q"

Lib/test/test_utf8_mode.py

@@ -3,7 +3,6 @@ Test the implementation of the PEP 540: the UTF-8 Mode.
 """
 
 import locale
-import os
 import sys
 import textwrap
 import unittest