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-rw-r--r--Lib/test/test_dbm_gnu.py2
-rw-r--r--Lib/test/test_faulthandler.py3
-rw-r--r--Lib/test/test_grp.py5
-rw-r--r--Lib/test/test_http_cookiejar.py18
-rw-r--r--Lib/test/test_httpservers.py4
-rw-r--r--Lib/test/test_import/__init__.py3
-rw-r--r--Lib/test/test_ntpath.py6
-rw-r--r--Lib/test/test_site.py3
-rw-r--r--Lib/test/test_socketserver.py9
-rw-r--r--Lib/test/test_statistics.py8
-rw-r--r--Lib/test/test_tabnanny.py3
-rw-r--r--Lib/test/test_tcl.py15
-rw-r--r--Lib/test/test_tools/test_md5sum.py8
-rw-r--r--Lib/test/test_turtle.py7
-rw-r--r--Lib/test/test_urllib2net.py3
-rw-r--r--Lib/test/test_urllibnet.py7
-rw-r--r--Lib/test/test_webbrowser.py7
-rw-r--r--Lib/test/test_winsound.py4
-rw-r--r--Lib/tkinter/test/test_tkinter/test_images.py11
-rw-r--r--Lib/tkinter/test/test_tkinter/test_loadtk.py3
20 files changed, 73 insertions, 56 deletions
diff --git a/Lib/test/test_dbm_gnu.py b/Lib/test/test_dbm_gnu.py
index 078bf0e..017d0ff 100644
--- a/Lib/test/test_dbm_gnu.py
+++ b/Lib/test/test_dbm_gnu.py
@@ -3,7 +3,7 @@ from test.support import import_helper
gdbm = import_helper.import_module("dbm.gnu") #skip if not supported
import unittest
import os
-from test.support import TESTFN, TESTFN_NONASCII, unlink
+from test.support.os_helper import TESTFN, TESTFN_NONASCII, unlink
filename = TESTFN
diff --git a/Lib/test/test_faulthandler.py b/Lib/test/test_faulthandler.py
index c64afe8..80c1f7d 100644
--- a/Lib/test/test_faulthandler.py
+++ b/Lib/test/test_faulthandler.py
@@ -7,6 +7,7 @@ import subprocess
import sys
import sysconfig
from test import support
+from test.support import os_helper
from test.support import script_helper, is_android
import tempfile
import unittest
@@ -51,7 +52,7 @@ def temporary_filename():
try:
yield filename
finally:
- support.unlink(filename)
+ os_helper.unlink(filename)
class FaultHandlerTests(unittest.TestCase):
def get_output(self, code, filename=None, fd=None):
diff --git a/Lib/test/test_grp.py b/Lib/test/test_grp.py
index 0993f09..c7ec03e 100644
--- a/Lib/test/test_grp.py
+++ b/Lib/test/test_grp.py
@@ -1,9 +1,10 @@
"""Test script for the grp module."""
import unittest
-from test import support
+from test.support import import_helper
-grp = support.import_module('grp')
+
+grp = import_helper.import_module('grp')
class GroupDatabaseTestCase(unittest.TestCase):
diff --git a/Lib/test/test_http_cookiejar.py b/Lib/test/test_http_cookiejar.py
index 2d7077a..99d038f 100644
--- a/Lib/test/test_http_cookiejar.py
+++ b/Lib/test/test_http_cookiejar.py
@@ -3,6 +3,8 @@
import os
import re
import test.support
+from test.support import os_helper
+from test.support import warnings_helper
import time
import unittest
import urllib.request
@@ -328,12 +330,12 @@ def _interact(cookiejar, url, set_cookie_hdrs, hdr_name):
class FileCookieJarTests(unittest.TestCase):
def test_constructor_with_str(self):
- filename = test.support.TESTFN
+ filename = os_helper.TESTFN
c = LWPCookieJar(filename)
self.assertEqual(c.filename, filename)
def test_constructor_with_path_like(self):
- filename = pathlib.Path(test.support.TESTFN)
+ filename = pathlib.Path(os_helper.TESTFN)
c = LWPCookieJar(filename)
self.assertEqual(c.filename, os.fspath(filename))
@@ -353,7 +355,7 @@ class FileCookieJarTests(unittest.TestCase):
def test_lwp_valueless_cookie(self):
# cookies with no value should be saved and loaded consistently
- filename = test.support.TESTFN
+ filename = os_helper.TESTFN
c = LWPCookieJar()
interact_netscape(c, "http://www.acme.com/", 'boo')
self.assertEqual(c._cookies["www.acme.com"]["/"]["boo"].value, None)
@@ -368,7 +370,7 @@ class FileCookieJarTests(unittest.TestCase):
def test_bad_magic(self):
# OSErrors (eg. file doesn't exist) are allowed to propagate
- filename = test.support.TESTFN
+ filename = os_helper.TESTFN
for cookiejar_class in LWPCookieJar, MozillaCookieJar:
c = cookiejar_class()
try:
@@ -475,7 +477,7 @@ class CookieTests(unittest.TestCase):
def test_missing_value(self):
# missing = sign in Cookie: header is regarded by Mozilla as a missing
# name, and by http.cookiejar as a missing value
- filename = test.support.TESTFN
+ filename = os_helper.TESTFN
c = MozillaCookieJar(filename)
interact_netscape(c, "http://www.acme.com/", 'eggs')
interact_netscape(c, "http://www.acme.com/", '"spam"; path=/foo/')
@@ -599,7 +601,7 @@ class CookieTests(unittest.TestCase):
c = CookieJar()
future = time2netscape(time.time()+3600)
- with test.support.check_no_warnings(self):
+ with warnings_helper.check_no_warnings(self):
headers = [f"Set-Cookie: FOO=BAR; path=/; expires={future}"]
req = urllib.request.Request("http://www.coyote.com/")
res = FakeResponse(headers, "http://www.coyote.com/")
@@ -1713,7 +1715,7 @@ class LWPCookieTests(unittest.TestCase):
self.assertEqual(len(c), 6)
# save and restore
- filename = test.support.TESTFN
+ filename = os_helper.TESTFN
try:
c.save(filename, ignore_discard=True)
@@ -1753,7 +1755,7 @@ class LWPCookieTests(unittest.TestCase):
# Save / load Mozilla/Netscape cookie file format.
year_plus_one = time.localtime()[0] + 1
- filename = test.support.TESTFN
+ filename = os_helper.TESTFN
c = MozillaCookieJar(filename,
policy=DefaultCookiePolicy(rfc2965=True))
diff --git a/Lib/test/test_httpservers.py b/Lib/test/test_httpservers.py
index 0c871af..a7e1719 100644
--- a/Lib/test/test_httpservers.py
+++ b/Lib/test/test_httpservers.py
@@ -67,7 +67,7 @@ class TestServerThread(threading.Thread):
class BaseTestCase(unittest.TestCase):
def setUp(self):
self._threads = threading_helper.threading_setup()
- os.environ = support.EnvironmentVarGuard()
+ os.environ = os_helper.EnvironmentVarGuard()
self.server_started = threading.Event()
self.thread = TestServerThread(self, self.request_handler)
self.thread.start()
@@ -621,7 +621,7 @@ class CGIHTTPServerTestCase(BaseTestCase):
# The shebang line should be pure ASCII: use symlink if possible.
# See issue #7668.
self._pythonexe_symlink = None
- if support.can_symlink():
+ if os_helper.can_symlink():
self.pythonexe = os.path.join(self.parent_dir, 'python')
self._pythonexe_symlink = support.PythonSymlink(self.pythonexe).__enter__()
else:
diff --git a/Lib/test/test_import/__init__.py b/Lib/test/test_import/__init__.py
index f4a83d2..6fd3983 100644
--- a/Lib/test/test_import/__init__.py
+++ b/Lib/test/test_import/__init__.py
@@ -18,7 +18,6 @@ import time
import unittest
from unittest import mock
-import test.support
from test.support import os_helper
from test.support import (is_jython, swap_attr, swap_item, cpython_only)
from test.support.import_helper import (
@@ -480,7 +479,7 @@ class ImportTests(unittest.TestCase):
os.path.dirname(pydname),
"sqlite3{}.dll".format("_d" if "_d" in pydname else ""))
- with test.support.temp_dir() as tmp:
+ with os_helper.temp_dir() as tmp:
tmp2 = os.path.join(tmp, "DLLs")
os.mkdir(tmp2)
diff --git a/Lib/test/test_ntpath.py b/Lib/test/test_ntpath.py
index 69c4471..0d84ff8 100644
--- a/Lib/test/test_ntpath.py
+++ b/Lib/test/test_ntpath.py
@@ -285,7 +285,7 @@ class TestNtpath(NtpathTestCase):
def test_realpath_broken_symlinks(self):
ABSTFN = ntpath.abspath(os_helper.TESTFN)
os.mkdir(ABSTFN)
- self.addCleanup(support.rmtree, ABSTFN)
+ self.addCleanup(os_helper.rmtree, ABSTFN)
with support.change_cwd(ABSTFN):
os.mkdir("subdir")
@@ -427,9 +427,9 @@ class TestNtpath(NtpathTestCase):
ABSTFN = ntpath.abspath(os_helper.TESTFN)
os_helper.unlink(ABSTFN)
- support.rmtree(ABSTFN)
+ os_helper.rmtree(ABSTFN)
os.mkdir(ABSTFN)
- self.addCleanup(support.rmtree, ABSTFN)
+ self.addCleanup(os_helper.rmtree, ABSTFN)
test_dir_long = ntpath.join(ABSTFN, "MyVeryLongDirectoryName")
os.mkdir(test_dir_long)
diff --git a/Lib/test/test_site.py b/Lib/test/test_site.py
index 5901939..97b5c5d 100644
--- a/Lib/test/test_site.py
+++ b/Lib/test/test_site.py
@@ -7,6 +7,7 @@ executing have not been removed.
import unittest
import test.support
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
@@ -601,7 +602,7 @@ class _pthFileTests(unittest.TestCase):
def _create_underpth_exe(self, lines, exe_pth=True):
import _winapi
temp_dir = tempfile.mkdtemp()
- self.addCleanup(test.support.rmtree, temp_dir)
+ self.addCleanup(os_helper.rmtree, temp_dir)
exe_file = os.path.join(temp_dir, os.path.split(sys.executable)[1])
dll_src_file = _winapi.GetModuleFileName(sys.dllhandle)
dll_file = os.path.join(temp_dir, os.path.split(dll_src_file)[1])
diff --git a/Lib/test/test_socketserver.py b/Lib/test/test_socketserver.py
index 5db8cec..7cdd115 100644
--- a/Lib/test/test_socketserver.py
+++ b/Lib/test/test_socketserver.py
@@ -15,6 +15,7 @@ import socketserver
import test.support
from test.support import reap_children, verbose
+from test.support import os_helper
from test.support import socket_helper
from test.support import threading_helper
@@ -299,7 +300,7 @@ class ErrorHandlerTest(unittest.TestCase):
KeyboardInterrupt are not passed."""
def tearDown(self):
- test.support.unlink(test.support.TESTFN)
+ os_helper.unlink(os_helper.TESTFN)
def test_sync_handled(self):
BaseErrorTestServer(ValueError)
@@ -329,7 +330,7 @@ class ErrorHandlerTest(unittest.TestCase):
self.check_result(handled=False)
def check_result(self, handled):
- with open(test.support.TESTFN) as log:
+ with open(os_helper.TESTFN) as log:
expected = 'Handler called\n' + 'Error handled\n' * handled
self.assertEqual(log.read(), expected)
@@ -347,7 +348,7 @@ class BaseErrorTestServer(socketserver.TCPServer):
self.wait_done()
def handle_error(self, request, client_address):
- with open(test.support.TESTFN, 'a') as log:
+ with open(os_helper.TESTFN, 'a') as log:
log.write('Error handled\n')
def wait_done(self):
@@ -356,7 +357,7 @@ class BaseErrorTestServer(socketserver.TCPServer):
class BadHandler(socketserver.BaseRequestHandler):
def handle(self):
- with open(test.support.TESTFN, 'a') as log:
+ with open(os_helper.TESTFN, 'a') as log:
log.write('Handler called\n')
raise self.server.exception('Test error')
diff --git a/Lib/test/test_statistics.py b/Lib/test/test_statistics.py
index bf415dd..9971107 100644
--- a/Lib/test/test_statistics.py
+++ b/Lib/test/test_statistics.py
@@ -15,10 +15,10 @@ import random
import sys
import unittest
from test import support
+from test.support import import_helper
from decimal import Decimal
from fractions import Fraction
-from test import support
# Module to be tested.
@@ -179,8 +179,10 @@ class _DoNothing:
# We prefer this for testing numeric values that may not be exactly equal,
# and avoid using TestCase.assertAlmostEqual, because it sucks :-)
-py_statistics = support.import_fresh_module('statistics', blocked=['_statistics'])
-c_statistics = support.import_fresh_module('statistics', fresh=['_statistics'])
+py_statistics = import_helper.import_fresh_module('statistics',
+ blocked=['_statistics'])
+c_statistics = import_helper.import_fresh_module('statistics',
+ fresh=['_statistics'])
class TestModules(unittest.TestCase):
diff --git a/Lib/test/test_tabnanny.py b/Lib/test/test_tabnanny.py
index 95840d6..4dfbd29 100644
--- a/Lib/test/test_tabnanny.py
+++ b/Lib/test/test_tabnanny.py
@@ -12,7 +12,8 @@ import tokenize
import tempfile
import textwrap
from test.support import (captured_stderr, captured_stdout, script_helper,
- findfile, unlink)
+ findfile)
+from test.support.os_helper import unlink
SOURCE_CODES = {
diff --git a/Lib/test/test_tcl.py b/Lib/test/test_tcl.py
index db982da..cd2a30e 100644
--- a/Lib/test/test_tcl.py
+++ b/Lib/test/test_tcl.py
@@ -6,6 +6,7 @@ import os
import warnings
from test import support
from test.support import import_helper
+from test.support import os_helper
# Skip this test if the _tkinter module wasn't built.
_tkinter = import_helper.import_module('_tkinter')
@@ -192,26 +193,26 @@ class TclTest(unittest.TestCase):
def testEvalFile(self):
tcl = self.interp
- with open(support.TESTFN, 'w') as f:
- self.addCleanup(support.unlink, support.TESTFN)
+ with open(os_helper.TESTFN, 'w') as f:
+ self.addCleanup(os_helper.unlink, os_helper.TESTFN)
f.write("""set a 1
set b 2
set c [ expr $a + $b ]
""")
- tcl.evalfile(support.TESTFN)
+ tcl.evalfile(os_helper.TESTFN)
self.assertEqual(tcl.eval('set a'),'1')
self.assertEqual(tcl.eval('set b'),'2')
self.assertEqual(tcl.eval('set c'),'3')
def test_evalfile_null_in_result(self):
tcl = self.interp
- with open(support.TESTFN, 'w') as f:
- self.addCleanup(support.unlink, support.TESTFN)
+ with open(os_helper.TESTFN, 'w') as f:
+ self.addCleanup(os_helper.unlink, os_helper.TESTFN)
f.write("""
set a "a\0b"
set b "a\\0b"
""")
- tcl.evalfile(support.TESTFN)
+ tcl.evalfile(os_helper.TESTFN)
self.assertEqual(tcl.eval('set a'), 'a\x00b')
self.assertEqual(tcl.eval('set b'), 'a\x00b')
@@ -243,7 +244,7 @@ class TclTest(unittest.TestCase):
if not os.path.exists(unc_name):
raise unittest.SkipTest('Cannot connect to UNC Path')
- with support.EnvironmentVarGuard() as env:
+ with os_helper.EnvironmentVarGuard() as env:
env.unset("TCL_LIBRARY")
stdout = subprocess.check_output(
[unc_name, '-c', 'import tkinter; print(tkinter)'])
diff --git a/Lib/test/test_tools/test_md5sum.py b/Lib/test/test_tools/test_md5sum.py
index 321bc4b..bfc1f28 100644
--- a/Lib/test/test_tools/test_md5sum.py
+++ b/Lib/test/test_tools/test_md5sum.py
@@ -2,7 +2,7 @@
import os
import unittest
-from test import support
+from test.support import os_helper
from test.support import hashlib_helper
from test.support.script_helper import assert_python_ok, assert_python_failure
@@ -15,8 +15,8 @@ class MD5SumTests(unittest.TestCase):
@classmethod
def setUpClass(cls):
cls.script = os.path.join(scriptsdir, 'md5sum.py')
- os.mkdir(support.TESTFN)
- cls.fodder = os.path.join(support.TESTFN, 'md5sum.fodder')
+ os.mkdir(os_helper.TESTFN)
+ cls.fodder = os.path.join(os_helper.TESTFN, 'md5sum.fodder')
with open(cls.fodder, 'wb') as f:
f.write(b'md5sum\r\ntest file\r\n')
cls.fodder_md5 = b'd38dae2eb1ab346a292ef6850f9e1a0d'
@@ -24,7 +24,7 @@ class MD5SumTests(unittest.TestCase):
@classmethod
def tearDownClass(cls):
- support.rmtree(support.TESTFN)
+ os_helper.rmtree(os_helper.TESTFN)
def test_noargs(self):
rc, out, err = assert_python_ok(self.script)
diff --git a/Lib/test/test_turtle.py b/Lib/test/test_turtle.py
index 39b3d96..46ff4a3 100644
--- a/Lib/test/test_turtle.py
+++ b/Lib/test/test_turtle.py
@@ -2,6 +2,7 @@ import pickle
import unittest
from test import support
from test.support import import_helper
+from test.support import os_helper
turtle = import_helper.import_module('turtle')
@@ -52,10 +53,10 @@ visible = False
class TurtleConfigTest(unittest.TestCase):
def get_cfg_file(self, cfg_str):
- self.addCleanup(support.unlink, support.TESTFN)
- with open(support.TESTFN, 'w') as f:
+ self.addCleanup(os_helper.unlink, os_helper.TESTFN)
+ with open(os_helper.TESTFN, 'w') as f:
f.write(cfg_str)
- return support.TESTFN
+ return os_helper.TESTFN
def test_config_dict(self):
diff --git a/Lib/test/test_urllib2net.py b/Lib/test/test_urllib2net.py
index cb74685..c1d55ee 100644
--- a/Lib/test/test_urllib2net.py
+++ b/Lib/test/test_urllib2net.py
@@ -1,6 +1,7 @@
import errno
import unittest
from test import support
+from test.support import os_helper
from test.support import socket_helper
from test.test_urllib2 import sanepathname2url
@@ -148,7 +149,7 @@ class OtherNetworkTests(unittest.TestCase):
self._test_urls(urls, self._extra_handlers())
def test_file(self):
- TESTFN = support.TESTFN
+ TESTFN = os_helper.TESTFN
f = open(TESTFN, 'w')
try:
f.write('hi there\n')
diff --git a/Lib/test/test_urllibnet.py b/Lib/test/test_urllibnet.py
index 28680aa..773101c 100644
--- a/Lib/test/test_urllibnet.py
+++ b/Lib/test/test_urllibnet.py
@@ -1,5 +1,6 @@
import unittest
from test import support
+from test.support import os_helper
from test.support import socket_helper
import contextlib
@@ -162,7 +163,7 @@ class urlretrieveNetworkTests(unittest.TestCase):
try:
yield file_location, info
finally:
- support.unlink(file_location)
+ os_helper.unlink(file_location)
def test_basic(self):
# Test basic functionality.
@@ -176,8 +177,8 @@ class urlretrieveNetworkTests(unittest.TestCase):
def test_specified_path(self):
# Make sure that specifying the location of the file to write to works.
with self.urlretrieve(self.logo,
- support.TESTFN) as (file_location, info):
- self.assertEqual(file_location, support.TESTFN)
+ os_helper.TESTFN) as (file_location, info):
+ self.assertEqual(file_location, os_helper.TESTFN)
self.assertTrue(os.path.exists(file_location))
with open(file_location, 'rb') as f:
self.assertTrue(f.read(), "reading from temporary file failed")
diff --git a/Lib/test/test_webbrowser.py b/Lib/test/test_webbrowser.py
index 6ceb490..673cc99 100644
--- a/Lib/test/test_webbrowser.py
+++ b/Lib/test/test_webbrowser.py
@@ -6,6 +6,7 @@ import subprocess
from unittest import mock
from test import support
from test.support import import_helper
+from test.support import os_helper
URL = 'http://www.example.com'
@@ -305,7 +306,7 @@ class ImportTest(unittest.TestCase):
browser = webbrowser.get().name
except (webbrowser.Error, AttributeError) as err:
self.skipTest(str(err))
- with support.EnvironmentVarGuard() as env:
+ with os_helper.EnvironmentVarGuard() as env:
env["BROWSER"] = browser
webbrowser = import_helper.import_fresh_module('webbrowser')
webbrowser.get()
@@ -318,12 +319,12 @@ class ImportTest(unittest.TestCase):
except (webbrowser.Error, AttributeError, IndexError) as err:
self.skipTest(str(err))
- with support.EnvironmentVarGuard() as env:
+ with os_helper.EnvironmentVarGuard() as env:
env["BROWSER"] = least_preferred_browser
webbrowser = import_helper.import_fresh_module('webbrowser')
self.assertEqual(webbrowser.get().name, least_preferred_browser)
- with support.EnvironmentVarGuard() as env:
+ with os_helper.EnvironmentVarGuard() as env:
env["BROWSER"] = sys.executable
webbrowser = import_helper.import_fresh_module('webbrowser')
self.assertEqual(webbrowser.get().name, sys.executable)
diff --git a/Lib/test/test_winsound.py b/Lib/test/test_winsound.py
index dca77cb..3c3359b 100644
--- a/Lib/test/test_winsound.py
+++ b/Lib/test/test_winsound.py
@@ -5,9 +5,11 @@ import time
import unittest
from test import support
+from test.support import import_helper
+
support.requires('audio')
-winsound = support.import_module('winsound')
+winsound = import_helper.import_module('winsound')
# Unless we actually have an ear in the room, we have no idea whether a sound
diff --git a/Lib/tkinter/test/test_tkinter/test_images.py b/Lib/tkinter/test/test_tkinter/test_images.py
index 2805d35..6c6cb4e 100644
--- a/Lib/tkinter/test/test_tkinter/test_images.py
+++ b/Lib/tkinter/test/test_tkinter/test_images.py
@@ -1,6 +1,7 @@
import unittest
import tkinter
from test import support
+from test.support import os_helper
from tkinter.test.support import AbstractTkTest, requires_tcl
support.requires('gui')
@@ -296,12 +297,12 @@ class PhotoImageTest(AbstractTkTest, unittest.TestCase):
def test_write(self):
image = self.create()
- self.addCleanup(support.unlink, support.TESTFN)
+ self.addCleanup(os_helper.unlink, os_helper.TESTFN)
- image.write(support.TESTFN)
+ image.write(os_helper.TESTFN)
image2 = tkinter.PhotoImage('::img::test2', master=self.root,
format='ppm',
- file=support.TESTFN)
+ file=os_helper.TESTFN)
self.assertEqual(str(image2), '::img::test2')
self.assertEqual(image2.type(), 'photo')
self.assertEqual(image2.width(), 16)
@@ -309,10 +310,10 @@ class PhotoImageTest(AbstractTkTest, unittest.TestCase):
self.assertEqual(image2.get(0, 0), image.get(0, 0))
self.assertEqual(image2.get(15, 8), image.get(15, 8))
- image.write(support.TESTFN, format='gif', from_coords=(4, 6, 6, 9))
+ image.write(os_helper.TESTFN, format='gif', from_coords=(4, 6, 6, 9))
image3 = tkinter.PhotoImage('::img::test3', master=self.root,
format='gif',
- file=support.TESTFN)
+ file=os_helper.TESTFN)
self.assertEqual(str(image3), '::img::test3')
self.assertEqual(image3.type(), 'photo')
self.assertEqual(image3.width(), 2)
diff --git a/Lib/tkinter/test/test_tkinter/test_loadtk.py b/Lib/tkinter/test/test_tkinter/test_loadtk.py
index bab7bcd..760ba72 100644
--- a/Lib/tkinter/test/test_tkinter/test_loadtk.py
+++ b/Lib/tkinter/test/test_tkinter/test_loadtk.py
@@ -2,6 +2,7 @@ import os
import sys
import unittest
import test.support as test_support
+from test.support import os_helper
from tkinter import Tcl, TclError
test_support.requires('gui')
@@ -24,7 +25,7 @@ class TkLoadTest(unittest.TestCase):
# XXX Maybe on tk older than 8.4.13 it would be possible,
# see tkinter.h.
return
- with test_support.EnvironmentVarGuard() as env:
+ with os_helper.EnvironmentVarGuard() as env:
if 'DISPLAY' in os.environ:
del env['DISPLAY']
# on some platforms, deleting environment variables