Fix flake8 complaints - F401

F401 'dnf' imported but unused
F401 'imp' imported but unused
F401 'os' imported but unused
F401 'subprocess' imported but unused
F401 'sys' imported but unused
F401 'yum' imported but unused

JIRA: COMPOSE-4108
Signed-off-by: Haibo Lin <hlin@redhat.com>

pungi/scripts/create_unified_isos.py

@@ -7,8 +7,6 @@ repos.
 """
 
 import argparse
-import os
-import sys
 
 
 from pungi_utils.unified_isos import UnifiedISO

pungi/scripts/patch_iso.py

@@ -14,7 +14,6 @@
 
 import argparse
 import logging
-import os
 import sys
 
 from pungi_utils import patch_iso

tests/helpers.py

@@ -2,7 +2,6 @@
 
 import difflib
 import errno
-import imp
 import os
 import shutil
 import tempfile

tests/test_arch.py

@@ -3,9 +3,6 @@
 import mock
 import unittest
 
-import os
-import sys
-
 from pungi.arch import (
     get_compatible_arches,
     get_valid_arches,

tests/test_buildinstall.py

@@ -5,7 +5,6 @@ import mock
 import six
 
 import os
-import sys
 
 from pungi.phases.buildinstall import (
     BuildinstallPhase,

tests/test_checks.py

@@ -7,7 +7,6 @@ try:
 except ImportError:
     import unittest
 import os
-import sys
 from six import StringIO
 
 import kobo.conf

tests/test_compose.py

@@ -9,7 +9,6 @@ except ImportError:
     import unittest
 import os
 import six
-import sys
 import tempfile
 import shutil
 

tests/test_comps_wrapper.py

@@ -7,7 +7,6 @@ except ImportError:
 import tempfile
 
 import os
-import sys
 
 from pungi.wrappers.comps import CompsWrapper, CompsFilter, CompsValidationError
 from tests.helpers import BaseTestCase, FIXTURE_DIR

tests/test_config.py

@@ -6,9 +6,7 @@ try:
 except ImportError:
     import unittest
 
-import os
 import six
-import sys
 import mock
 
 from pungi import checks

tests/test_config_utils.py

@@ -5,8 +5,6 @@ try:
 except ImportError:
     import unittest
 import argparse
-import os
-import sys
 
 from parameterized import parameterized
 

tests/test_config_validate_script.py

@@ -3,8 +3,6 @@
 
 import mock
 import os
-import subprocess
-import sys
 import six
 
 from pungi.scripts.config_validate import cli_main

tests/test_createiso_phase.py

@@ -5,7 +5,6 @@ import mock
 import six
 
 import os
-import sys
 
 from tests import helpers
 from pungi.createiso import CreateIsoOpts

tests/test_createiso_script.py

@@ -3,7 +3,6 @@
 import mock
 
 import os
-import sys
 from six.moves import StringIO
 
 from tests import helpers

tests/test_createrepo_wrapper.py

@@ -7,9 +7,6 @@ except ImportError:
 
 import six
 
-import os
-import sys
-
 from pungi.wrappers.createrepo import CreaterepoWrapper
 
 

tests/test_createrepophase.py

@@ -10,7 +10,6 @@ import mock
 import glob
 import os
 import six
-import sys
 
 from pungi.phases.createrepo import (
     CreaterepoPhase,

tests/test_extra_files_phase.py

@@ -2,7 +2,6 @@
 
 import mock
 import os
-import sys
 
 from productmd.extra_files import ExtraFiles
 

tests/test_extra_isos_phase.py

@@ -5,7 +5,6 @@ import mock
 import six
 
 import os
-import sys
 
 from tests import helpers
 from pungi.phases import extra_isos

tests/test_fus_wrapper.py

@@ -10,7 +10,6 @@ from textwrap import dedent
 import six
 
 import os
-import sys
 
 from pungi.wrappers import fus
 

tests/test_gather_method_deps.py

@@ -1,8 +1,6 @@
 # -*- coding: utf-8 -*-
 
 import mock
-import os
-import sys
 
 from pungi.phases.gather.methods import method_deps as deps
 from tests import helpers

tests/test_gather_method_hybrid.py

@@ -4,7 +4,6 @@ from collections import namedtuple
 import copy
 import mock
 import os
-import sys
 
 import six
 

tests/test_gather_method_nodeps.py

@@ -2,7 +2,6 @@
 
 import mock
 import os
-import sys
 
 import six
 

tests/test_gather_phase.py

@@ -3,7 +3,6 @@
 import copy
 import mock
 import os
-import sys
 
 try:
     import unittest2 as unittest

tests/test_gather_source_module.py

@@ -7,8 +7,6 @@ except ImportError:
 
 import mock
 import six
-import os
-import sys
 
 from pungi.phases.gather.sources.source_module import GatherSourceModule
 from tests import helpers

tests/test_graph.py

@@ -5,9 +5,6 @@ try:
 except ImportError:
     import unittest
 
-import os
-import sys
-
 from pungi.graph import SimpleAcyclicOrientedGraph
 
 

tests/test_imagebuildphase.py

@@ -5,7 +5,6 @@ import mock
 import six
 
 import os
-import sys
 
 from pungi.phases.image_build import ImageBuildPhase, CreateImageBuildThread
 from tests.helpers import DummyCompose, PungiTestCase, boom

tests/test_imagechecksumphase.py

@@ -7,7 +7,6 @@ except ImportError:
 import mock
 
 import os
-import sys
 import tempfile
 import shutil
 

tests/test_initphase.py

@@ -10,7 +10,6 @@ import mock
 import six
 
 import os
-import sys
 
 from pungi.module_util import Modulemd
 from pungi.phases import init

tests/test_koji_wrapper.py

@@ -10,7 +10,6 @@ except ImportError:
 import tempfile
 
 import os
-import sys
 
 import six
 

tests/test_linker.py

@@ -5,7 +5,6 @@ import mock
 import errno
 import os
 import stat
-import sys
 
 from pungi import linker
 from tests import helpers

tests/test_liveimagesphase.py

@@ -3,9 +3,6 @@
 
 import mock
 
-import os
-import sys
-
 import six
 
 from pungi.phases.live_images import LiveImagesPhase, CreateLiveImageThread

tests/test_livemediaphase.py

@@ -2,7 +2,6 @@
 
 import mock
 
-import sys
 import os
 
 import six

tests/test_lorax_wrapper.py

@@ -5,9 +5,6 @@ try:
 except ImportError:
     import unittest
 
-import os
-import sys
-
 import six
 
 from pungi.wrappers.lorax import LoraxWrapper

tests/test_media_split.py

@@ -4,8 +4,6 @@ try:
     import unittest2 as unittest
 except ImportError:
     import unittest
-import os
-import sys
 import mock
 
 from pungi import media_split

tests/test_metadata.py

@@ -1,6 +1,5 @@
 import mock
 import os
-import sys
 
 import six
 

tests/test_notifier.py

@@ -3,8 +3,6 @@
 from datetime import datetime
 import json
 import mock
-import os
-import sys
 
 try:
     import unittest2 as unittest

tests/test_orchestrator.py

@@ -7,7 +7,6 @@ import operator
 import os
 import shutil
 import subprocess
-import sys
 from textwrap import dedent
 
 import mock

tests/test_osbs_phase.py

@@ -5,7 +5,6 @@ import json
 
 import copy
 import os
-import sys
 
 from tests import helpers
 from pungi import checks

tests/test_ostree_installer_phase.py

@@ -3,7 +3,6 @@
 import mock
 
 import os
-import sys
 
 from kobo.shortcuts import force_list
 

tests/test_ostree_phase.py

@@ -5,7 +5,6 @@ import json
 import mock
 
 import os
-import sys
 
 from tests import helpers
 from pungi.phases import ostree

tests/test_ostree_script.py

@@ -3,7 +3,6 @@
 
 import json
 import os
-import sys
 
 import mock
 import six

tests/test_ostree_utils.py

@@ -3,7 +3,6 @@
 import mock
 
 import os
-import sys
 
 from tests import helpers
 from pungi.ostree import utils

tests/test_patch_iso.py

@@ -2,7 +2,6 @@
 
 import mock
 import os
-import sys
 
 try:
     import unittest2 as unittest

tests/test_pathmatch.py

@@ -2,8 +2,6 @@
 
 
 import unittest
-import os
-import sys
 
 from pungi.pathmatch import PathMatch, head_tail_split
 

tests/test_phase_base.py

@@ -6,9 +6,7 @@ try:
     import unittest2 as unittest
 except ImportError:
     import unittest
-import os
 import random
-import sys
 import time
 
 from pungi.phases import weaver

tests/test_pkgset_common.py

@@ -1,7 +1,6 @@
 # -*- coding: utf-8 -*-
 
 import os
-import sys
 
 import mock
 import six

tests/test_pkgset_pkgsets.py

@@ -3,7 +3,6 @@
 import mock
 import os
 import six
-import sys
 
 try:
     import unittest2 as unittest

tests/test_pkgset_source_koji.py

@@ -5,7 +5,6 @@ import mock
 import os
 import re
 import six
-import sys
 
 try:
     import unittest2 as unittest

tests/test_repoclosure_wrapper.py

@@ -1,7 +1,6 @@
 # -*- coding: utf-8 -*-
 
 import os
-import sys
 import six
 
 from pungi.wrappers import repoclosure as rc

tests/test_runroot.py

@@ -2,7 +2,6 @@
 
 import mock
 import os
-import sys
 
 from pungi.runroot import Runroot
 from tests import helpers

tests/test_scm.py

@@ -10,7 +10,6 @@ import shutil
 import tempfile
 
 import os
-import sys
 import six
 
 from pungi.wrappers import scm

tests/test_test_phase.py

@@ -9,20 +9,19 @@ except ImportError:
 import mock
 import os
 import six
-import sys
 
 import pungi.phases.test as test_phase
 from tests.helpers import DummyCompose, PungiTestCase, touch, mk_boom
 
 try:
-    import dnf
+    import dnf  # noqa: F401
 
     HAS_DNF = True
 except ImportError:
     HAS_DNF = False
 
 try:
-    import yum
+    import yum  # noqa: F401
 
     HAS_YUM = True
 except ImportError:

tests/test_unified_isos.py

@@ -3,7 +3,6 @@
 import mock
 import os
 import shutil
-import sys
 import six
 from six.moves.configparser import SafeConfigParser
 

tests/test_util.py

@@ -3,7 +3,6 @@
 import argparse
 import mock
 import os
-import sys
 
 try:
     import unittest2 as unittest

tests/test_variant_wrapper.py

@@ -4,8 +4,6 @@ try:
     import unittest2 as unittest
 except ImportError:
     import unittest
-import os
-import sys
 from six.moves import cStringIO
 
 from pungi.wrappers.variants import VariantsXmlParser