Issue #23277: Remove unused sys and os imports

Patch by Jon Dufresne.

39 files changed, 4 insertions, 41 deletions

diff --git a/Lib/test/audiotests.py b/Lib/test/audiotests.py
index 0ae2242..e52c423 100644
--- a/Lib/test/audiotests.py
+++ b/Lib/test/audiotests.py
@@ -3,7 +3,7 @@ import unittest
 import array
 import io
 import pickle
-import sys
+
 
 class UnseekableIO(io.FileIO):
     def tell(self):
diff --git a/Lib/test/make_ssl_certs.py b/Lib/test/make_ssl_certs.py
index 81d04f8..e4326d7 100644
--- a/Lib/test/make_ssl_certs.py
+++ b/Lib/test/make_ssl_certs.py
@@ -3,7 +3,6 @@ and friends."""
 
 import os
 import shutil
-import sys
 import tempfile
 from subprocess import *
 
diff --git a/Lib/test/test_aifc.py b/Lib/test/test_aifc.py
index ab51437..1bd1f89 100644
--- a/Lib/test/test_aifc.py
+++ b/Lib/test/test_aifc.py
@@ -2,7 +2,6 @@ from test.support import findfile, TESTFN, unlink
 import unittest
 from test import audiotests
 from audioop import byteswap
-import os
 import io
 import sys
 import struct
diff --git a/Lib/test/test_binhex.py b/Lib/test/test_binhex.py
index 9d4c85a..21f4463 100644
--- a/Lib/test/test_binhex.py
+++ b/Lib/test/test_binhex.py
@@ -4,7 +4,6 @@
    Based on an original test by Roger E. Masse.
 """
 import binhex
-import os
 import unittest
 from test import support
 
diff --git a/Lib/test/test_csv.py b/Lib/test/test_csv.py
index 921fd4a..9095f72 100644
--- a/Lib/test/test_csv.py
+++ b/Lib/test/test_csv.py
@@ -4,7 +4,6 @@
 import copy
 import io
 import sys
-import os
 import unittest
 from io import StringIO
 from tempfile import TemporaryFile
diff --git a/Lib/test/test_dbm.py b/Lib/test/test_dbm.py
index 623d992..f0a428d 100644
--- a/Lib/test/test_dbm.py
+++ b/Lib/test/test_dbm.py
@@ -1,6 +1,5 @@
 """Test script for the dbm.open function based on testdumbdbm.py"""
 
-import os
 import unittest
 import glob
 import test.support
diff --git a/Lib/test/test_dbm_ndbm.py b/Lib/test/test_dbm_ndbm.py
index 2291561..13e31f2 100644
--- a/Lib/test/test_dbm_ndbm.py
+++ b/Lib/test/test_dbm_ndbm.py
@@ -1,7 +1,6 @@
 from test import support
 support.import_module("dbm.ndbm") #skip if not supported
 import unittest
-import os
 import random
 import dbm.ndbm
 from dbm.ndbm import error
diff --git a/Lib/test/test_devpoll.py b/Lib/test/test_devpoll.py
index 955618a..d1933e2 100644
--- a/Lib/test/test_devpoll.py
+++ b/Lib/test/test_devpoll.py
@@ -5,7 +5,6 @@
 import os
 import random
 import select
-import sys
 import unittest
 from test.support import TESTFN, run_unittest, cpython_only
 
diff --git a/Lib/test/test_eintr.py b/Lib/test/test_eintr.py
index 75452f2..1c9b84f 100644
--- a/Lib/test/test_eintr.py
+++ b/Lib/test/test_eintr.py
@@ -1,7 +1,6 @@
 import os
 import signal
 import subprocess
-import sys
 import unittest
 
 from test import support
diff --git a/Lib/test/test_email/__init__.py b/Lib/test/test_email/__init__.py
index d2f7d31..1600159 100644
--- a/Lib/test/test_email/__init__.py
+++ b/Lib/test/test_email/__init__.py
@@ -1,5 +1,4 @@
 import os
-import sys
 import unittest
 import collections
 import email
diff --git a/Lib/test/test_heapq.py b/Lib/test/test_heapq.py
index b7e8259..2f8c648 100644
--- a/Lib/test/test_heapq.py
+++ b/Lib/test/test_heapq.py
@@ -1,6 +1,5 @@
 """Unittests for heapq."""
 
-import sys
 import random
 import unittest
 
diff --git a/Lib/test/test_importlib/extension/test_case_sensitivity.py b/Lib/test/test_importlib/extension/test_case_sensitivity.py
index 706c3e4..42ddb3d 100644
--- a/Lib/test/test_importlib/extension/test_case_sensitivity.py
+++ b/Lib/test/test_importlib/extension/test_case_sensitivity.py
@@ -1,5 +1,4 @@
 from importlib import _bootstrap_external
-import sys
 from test import support
 import unittest
 
diff --git a/Lib/test/test_importlib/extension/test_path_hook.py b/Lib/test/test_importlib/extension/test_path_hook.py
index 8f4b8bb..8829de3 100644
--- a/Lib/test/test_importlib/extension/test_path_hook.py
+++ b/Lib/test/test_importlib/extension/test_path_hook.py
@@ -3,7 +3,6 @@ from .. import util
 machinery = util.import_importlib('importlib.machinery')
 
 import collections
-import sys
 import unittest
 
 
diff --git a/Lib/test/test_importlib/frozen/test_loader.py b/Lib/test/test_importlib/frozen/test_loader.py
index 603c7d7..29ecff1 100644
--- a/Lib/test/test_importlib/frozen/test_loader.py
+++ b/Lib/test/test_importlib/frozen/test_loader.py
@@ -3,8 +3,6 @@ from .. import util
 
 machinery = util.import_importlib('importlib.machinery')
 
-
-import sys
 from test.support import captured_stdout
 import types
 import unittest
diff --git a/Lib/test/test_importlib/import_/test_relative_imports.py b/Lib/test/test_importlib/import_/test_relative_imports.py
index 42edc78..8a95a32 100644
--- a/Lib/test/test_importlib/import_/test_relative_imports.py
+++ b/Lib/test/test_importlib/import_/test_relative_imports.py
@@ -1,6 +1,5 @@
 """Test relative imports (PEP 328)."""
 from .. import util
-import sys
 import unittest
 import warnings
 
diff --git a/Lib/test/test_importlib/source/test_case_sensitivity.py b/Lib/test/test_importlib/source/test_case_sensitivity.py
index c274b38..0d6c388 100644
--- a/Lib/test/test_importlib/source/test_case_sensitivity.py
+++ b/Lib/test/test_importlib/source/test_case_sensitivity.py
@@ -5,7 +5,6 @@ importlib = util.import_importlib('importlib')
 machinery = util.import_importlib('importlib.machinery')
 
 import os
-import sys
 from test import support as test_support
 import unittest
 
diff --git a/Lib/test/test_json/__init__.py b/Lib/test/test_json/__init__.py
index 0807e6f..bac370d 100644
--- a/Lib/test/test_json/__init__.py
+++ b/Lib/test/test_json/__init__.py
@@ -1,5 +1,4 @@
 import os
-import sys
 import json
 import doctest
 import unittest
diff --git a/Lib/test/test_kqueue.py b/Lib/test/test_kqueue.py
index f822024..9f49886 100644
--- a/Lib/test/test_kqueue.py
+++ b/Lib/test/test_kqueue.py
@@ -5,7 +5,6 @@ import errno
 import os
 import select
 import socket
-import sys
 import time
 import unittest
 
diff --git a/Lib/test/test_msilib.py b/Lib/test/test_msilib.py
index 8ef334f..f656f72 100644
--- a/Lib/test/test_msilib.py
+++ b/Lib/test/test_msilib.py
@@ -1,6 +1,5 @@
 """ Test suite for the code in msilib """
 import unittest
-import os
 from test.support import import_module
 msilib = import_module('msilib')
 
diff --git a/Lib/test/test_multibytecodec.py b/Lib/test/test_multibytecodec.py
index 8d7a213..01a1cd3 100644
--- a/Lib/test/test_multibytecodec.py
+++ b/Lib/test/test_multibytecodec.py
@@ -5,7 +5,7 @@
 
 from test import support
 from test.support import TESTFN
-import unittest, io, codecs, sys, os
+import unittest, io, codecs, sys
 import _multibytecodec
 
 ALL_CJKENCODINGS = [
diff --git a/Lib/test/test_nis.py b/Lib/test/test_nis.py
index 387a4e7..21074c6 100644
--- a/Lib/test/test_nis.py
+++ b/Lib/test/test_nis.py
@@ -1,6 +1,5 @@
 from test import support
 import unittest
-import sys
 
 # Skip test if nis module does not exist.
 nis = support.import_module('nis')
diff --git a/Lib/test/test_normalization.py b/Lib/test/test_normalization.py
index 30fa612..5b590e1 100644
--- a/Lib/test/test_normalization.py
+++ b/Lib/test/test_normalization.py
@@ -3,7 +3,6 @@ import unittest
 
 from http.client import HTTPException
 import sys
-import os
 from unicodedata import normalize, unidata_version
 
 TESTDATAFILE = "NormalizationTest.txt"
diff --git a/Lib/test/test_parser.py b/Lib/test/test_parser.py
index 3d301b4..7269206 100644
--- a/Lib/test/test_parser.py
+++ b/Lib/test/test_parser.py
@@ -1,6 +1,5 @@
 import parser
 import unittest
-import sys
 import operator
 import struct
 from test import support
diff --git a/Lib/test/test_pep3151.py b/Lib/test/test_pep3151.py
index 8d560cd..c57c3dc 100644
--- a/Lib/test/test_pep3151.py
+++ b/Lib/test/test_pep3151.py
@@ -2,7 +2,6 @@ import builtins
 import os
 import select
 import socket
-import sys
 import unittest
 import errno
 from errno import EEXIST
diff --git a/Lib/test/test_posixpath.py b/Lib/test/test_posixpath.py
index 9d20471..8b3ce70 100644
--- a/Lib/test/test_posixpath.py
+++ b/Lib/test/test_posixpath.py
@@ -1,7 +1,6 @@
 import itertools
 import os
 import posixpath
-import sys
 import unittest
 import warnings
 from posixpath import realpath, abspath, dirname, basename
diff --git a/Lib/test/test_pulldom.py b/Lib/test/test_pulldom.py
index 1932c6b..3d89e3a 100644
--- a/Lib/test/test_pulldom.py
+++ b/Lib/test/test_pulldom.py
@@ -1,6 +1,5 @@
 import io
 import unittest
-import sys
 import xml.sax
 
 from xml.sax.xmlreader import AttributesImpl
diff --git a/Lib/test/test_quopri.py b/Lib/test/test_quopri.py
index 7cac013..715544c 100644
--- a/Lib/test/test_quopri.py
+++ b/Lib/test/test_quopri.py
@@ -1,6 +1,6 @@
 import unittest
 
-import sys, os, io, subprocess
+import sys, io, subprocess
 import quopri
 
 
diff --git a/Lib/test/test_sort.py b/Lib/test/test_sort.py
index a5d0ebf..98ccab5 100644
--- a/Lib/test/test_sort.py
+++ b/Lib/test/test_sort.py
@@ -1,6 +1,5 @@
 from test import support
 import random
-import sys
 import unittest
 from functools import cmp_to_key
 
diff --git a/Lib/test/test_strptime.py b/Lib/test/test_strptime.py
index 1cc8b42..8c8f97b 100644
--- a/Lib/test/test_strptime.py
+++ b/Lib/test/test_strptime.py
@@ -5,7 +5,6 @@ import time
 import locale
 import re
 import os
-import sys
 from test import support
 from datetime import date as datetime_date
 
diff --git a/Lib/test/test_tools/test_md5sum.py b/Lib/test/test_tools/test_md5sum.py
index 1305295..e6c83fb 100644
--- a/Lib/test/test_tools/test_md5sum.py
+++ b/Lib/test/test_tools/test_md5sum.py
@@ -1,7 +1,6 @@
 """Tests for the md5sum script in the Tools directory."""
 
 import os
-import sys
 import unittest
 from test import support
 from test.support.script_helper import assert_python_ok, assert_python_failure
diff --git a/Lib/test/test_tools/test_pdeps.py b/Lib/test/test_tools/test_pdeps.py
index 091fa6a..6b5d5c8 100644
--- a/Lib/test/test_tools/test_pdeps.py
+++ b/Lib/test/test_tools/test_pdeps.py
@@ -1,7 +1,6 @@
 """Tests for the pdeps script in the Tools directory."""
 
 import os
-import sys
 import unittest
 import tempfile
 from test import support
diff --git a/Lib/test/test_ttk_guionly.py b/Lib/test/test_ttk_guionly.py
index 490e723..462665d 100644
--- a/Lib/test/test_ttk_guionly.py
+++ b/Lib/test/test_ttk_guionly.py
@@ -1,4 +1,3 @@
-import os
 import unittest
 from test import support
 
diff --git a/Lib/test/test_ttk_textonly.py b/Lib/test/test_ttk_textonly.py
index 566fc9d..7540a431 100644
--- a/Lib/test/test_ttk_textonly.py
+++ b/Lib/test/test_ttk_textonly.py
@@ -1,4 +1,3 @@
-import os
 from test import support
 
 # Skip this test if _tkinter does not exist.
diff --git a/Lib/test/test_unpack_ex.py b/Lib/test/test_unpack_ex.py
index d27eef0..f426e5a 100644
--- a/Lib/test/test_unpack_ex.py
+++ b/Lib/test/test_unpack_ex.py
@@ -352,7 +352,6 @@ Some size constraints (all fail.)
 __test__ = {'doctests' : doctests}
 
 def test_main(verbose=False):
-    import sys
     from test import support
     from test import test_unpack_ex
     support.run_doctest(test_unpack_ex, verbose)
diff --git a/Lib/test/test_urllibnet.py b/Lib/test/test_urllibnet.py
index f6df54e..c318ef3 100644
--- a/Lib/test/test_urllibnet.py
+++ b/Lib/test/test_urllibnet.py
@@ -4,7 +4,6 @@ from test import support
 import contextlib
 import socket
 import urllib.request
-import sys
 import os
 import email.message
 import time
diff --git a/Lib/test/test_weakset.py b/Lib/test/test_weakset.py
index 9ce672b..3e1f4c8 100644
--- a/Lib/test/test_weakset.py
+++ b/Lib/test/test_weakset.py
@@ -3,9 +3,7 @@ from weakref import proxy, ref, WeakSet
 import operator
 import copy
 import string
-import os
 from random import randrange, shuffle
-import sys
 import warnings
 import collections
 from collections import UserString as ustr
diff --git a/Lib/test/test_xml_etree_c.py b/Lib/test/test_xml_etree_c.py
index 96b446e..cd5fd6c 100644
--- a/Lib/test/test_xml_etree_c.py
+++ b/Lib/test/test_xml_etree_c.py
@@ -1,5 +1,5 @@
 # xml.etree test for cElementTree
-import sys, struct
+import struct
 from test import support
 from test.support import import_fresh_module
 import types
diff --git a/Lib/test/test_xmlrpc_net.py b/Lib/test/test_xmlrpc_net.py
index b60b82f..1771db5 100644
--- a/Lib/test/test_xmlrpc_net.py
+++ b/Lib/test/test_xmlrpc_net.py
@@ -1,7 +1,6 @@
 import collections.abc
 import errno
 import socket
-import sys
 import unittest
 from test import support
 
diff --git a/Lib/test/test_zipfile.py b/Lib/test/test_zipfile.py
index 8589342..61f561b 100644
--- a/Lib/test/test_zipfile.py
+++ b/Lib/test/test_zipfile.py
@@ -1,7 +1,6 @@
 import contextlib
 import io
 import os
-import sys
 import importlib.util
 import posixpath
 import time