chore(lint): Fix W0611 (unused imports)

Activate PyLint rule W0611 (unused imports) and fix the errors. Thank you to Manual (@feman323) for this contribution.

Related to #1755

---------

Co-authored-by: buhtz <[email protected]>

common/config.py

@@ -32,7 +32,6 @@
 import datetime
 import socket
 import random
-import textwrap
 import getpass
 import shlex
 # Workaround: Mostly relevant on TravisCI but not exclusively.

common/doc-dev/conf.py

@@ -10,9 +10,6 @@
 sys.path.insert(0, os.path.abspath(os.path.join(os.pardir)))
 sys.path.insert(0, os.path.abspath(os.path.join(os.pardir, "plugins")))
 
-# Import to solve race conditions between config an mount.
-import config
-
 # -- General configuration ------------------------------------------------
 
 extensions = [

common/encfstools.py

@@ -15,7 +15,6 @@
 #    51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 
 import os
-import grp
 import subprocess
 import re
 import shutil

common/password.py

@@ -18,9 +18,6 @@
 import time
 import atexit
 import signal
-import subprocess
-import re
-import errno
 import config
 import configfile
 import tools

common/qt_probing.py

@@ -101,6 +101,7 @@
     #     os.seteuid(1000)
     #     logger.debug(f"New euid: {os.geteuid()}")
 
+    # pylint: disable-next=unused-import
     from PyQt6 import QtCore
     from PyQt6.QtWidgets import QApplication
 

common/snapshots.py

@@ -15,7 +15,6 @@
 # You should have received a copy of the GNU General Public License along
 # with this program; if not, write to the Free Software Foundation, Inc.,
 # 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
-import json
 import os
 from pathlib import Path
 import stat

common/test/test_applicationinstance.py

@@ -18,7 +18,6 @@
 import subprocess
 import os
 import sys
-import unittest
 from unittest.mock import patch
 from threading import Thread
 from test import generic

common/test/test_backup.py

@@ -17,7 +17,6 @@
 
 import os
 import sys
-import unittest
 from unittest.mock import patch, ANY
 from datetime import datetime
 from test import generic

common/test/test_config.py

@@ -20,13 +20,10 @@
 import stat
 import sys
 import getpass
-import unittest
 from unittest import mock
 from test import generic
 from tempfile import TemporaryDirectory
 sys.path.append(os.path.join(os.path.dirname(__file__), '..'))
-import config
-
 
 class TestConfig(generic.TestCaseCfg):
     def test_set_snapshots_path_test_writes(self):

common/test/test_lint.py

@@ -91,7 +91,7 @@ def test_with_pylint(self):
             'E1101',  # no-member
             'W0311',  # bad-indentation
             'I0021',  # useless-suppression
-            # 'W0611',  # unused-import
+            'W0611',  # unused-import
             'W1301',  # unused-format-string-key
             'W1401',  # anomalous-backslash-in-string (invalid escape sequence)
             'W1515',  # forgotten-debug-statement

common/test/test_plugin_usercallback.py

@@ -4,20 +4,17 @@
 from pathlib import Path
 import stat
 import io
-from datetime import datetime
 import unittest
 import unittest.mock as mock
-import json
 from contextlib import redirect_stdout, redirect_stderr
 from ast import literal_eval
 
 # This workaround will become obsolet when migrating to src-layout
 sys.path.append(str(Path(__file__).parent))
 sys.path.append(str(Path(__file__).parent / 'plugins'))
-import logger
 import pluginmanager
 from config import Config
-from snapshots import Snapshots, SID
+from snapshots import Snapshots
 from usercallbackplugin import UserCallbackPlugin
 
 

common/test/test_restore.py

@@ -25,8 +25,6 @@
 from test import generic
 
 sys.path.append(os.path.join(os.path.dirname(__file__), '..'))
-import config
-import snapshots
 import mount
 
 CURRENTUID = os.geteuid()

common/test/test_sid.py

@@ -19,15 +19,13 @@
 import sys
 import unittest
 import stat
-import re
 from datetime import date, datetime
 from test import generic
 from unittest.mock import patch
 
 sys.path.append(os.path.join(os.path.dirname(__file__), '..'))
 import configfile
 import snapshots
-import logger
 from snapshotlog import LogFilter, SnapshotLog
 
 class TestSID(generic.SnapshotsTestCase):

common/test/test_snapshotlog.py

@@ -17,15 +17,12 @@
 
 import os
 import sys
-import unittest
 import re
 from test import generic
-from tempfile import TemporaryDirectory
 from datetime import datetime
 
 sys.path.append(os.path.join(os.path.dirname(__file__), '..'))
 import snapshotlog
-import config
 import snapshots
 
 

common/test/test_snapshots.py

@@ -28,7 +28,6 @@
 import unittest
 from unittest.mock import patch
 from datetime import date, datetime
-from threading import Thread
 from tempfile import TemporaryDirectory
 from test import generic
 

common/test/test_takeSnapshot.py

@@ -17,10 +17,9 @@
 
 import os
 import sys
-import stat
 import unittest
 from unittest.mock import patch
-from datetime import date, datetime, timedelta
+from datetime import datetime, timedelta
 from tempfile import TemporaryDirectory
 from test import generic
 

common/test/test_tools.py

@@ -23,7 +23,6 @@
 import gzip
 import stat
 import signal
-import unittest
 from unittest.mock import patch
 from copy import deepcopy
 from tempfile import NamedTemporaryFile, TemporaryDirectory

common/tools.py

@@ -26,7 +26,6 @@
 import re
 import errno
 import gzip
-import tempfile
 import locale
 import gettext
 from collections.abc import MutableSet