remove lots of unused imports

These were reported by flake8 as "F401 [...] imported but unused".

dak/archive_dedup_pool.py

@@ -28,7 +28,6 @@ from __future__ import print_function
 import apt_pkg
 import errno
 import os
-import stat
 import sys
 
 from daklib.dbconn import DBConn

dak/check_archive.py

@@ -32,7 +32,6 @@
 
 from __future__ import print_function
 
-import commands
 import os
 import stat
 import sys

dak/check_overrides.py

@@ -56,7 +56,6 @@
 
 from __future__ import print_function
 
-import os
 import sys
 import apt_pkg
 

dak/clean_queues.py

@@ -40,7 +40,7 @@ import os.path
 import stat
 import sys
 import time
-from datetime import datetime, timedelta
+from datetime import datetime
 import apt_pkg
 from daklib import utils
 from daklib import daklog

dak/clean_suites.py

@@ -41,9 +41,8 @@ import os
 import sqlalchemy.sql as sql
 import stat
 import sys
-import time
 import apt_pkg
-from datetime import datetime, timedelta
+from datetime import datetime
 
 from daklib.config import Config
 from daklib.dbconn import *

dak/cruft_report.py

@@ -37,7 +37,6 @@ Check for obsolete binary packages
 
 from __future__ import print_function
 
-import commands
 import functools
 import os
 import sys

dak/dak.py

@@ -41,7 +41,6 @@ import traceback
 import daklib.utils
 
 from daklib.daklog import Logger
-from daklib.config import Config
 from daklib.dak_exceptions import CantOpenError
 
 ################################################################################

dak/dakdb/update101.py

@@ -29,7 +29,6 @@ from __future__ import print_function
 
 import psycopg2
 from daklib.dak_exceptions import DBUpdateError
-from daklib.config import Config
 
 ################################################################################
 

dak/dakdb/update114.py

@@ -29,7 +29,6 @@ from __future__ import print_function
 
 import psycopg2
 from daklib.dak_exceptions import DBUpdateError
-from daklib.config import Config
 
 ################################################################################
 

dak/dakdb/update116.py

@@ -10,7 +10,6 @@ from __future__ import print_function
 
 import psycopg2
 from daklib.dak_exceptions import DBUpdateError
-from daklib.config import Config
 
 
 def do_update(self):

dak/dakdb/update121.py

@@ -29,7 +29,6 @@ from __future__ import print_function
 
 import psycopg2
 from daklib.dak_exceptions import DBUpdateError
-from daklib.config import Config
 
 ################################################################################
 

dak/examine_package.py

@@ -50,7 +50,6 @@ import os
 import re
 import sys
 import apt_pkg
-import apt_inst
 import shutil
 import subprocess
 import threading

dak/external_overrides.py

@@ -26,7 +26,7 @@ from __future__ import print_function
 
 from daklib.dbconn import *
 from daklib.config import Config
-from daklib import utils, daklog
+from daklib import daklog
 
 import apt_pkg
 import sys

dak/generate_index_diffs.py

@@ -38,7 +38,6 @@ import os
 import tempfile
 import time
 import apt_pkg
-import glob
 
 from daklib import utils
 from daklib.dbconn import Archive, Component, DBConn, Suite, get_suite, get_suite_architectures

dak/generate_packages_sources2.py

@@ -383,7 +383,7 @@ def main():
 
     logger = daklog.Logger('generate-packages-sources2')
 
-    from daklib.dbconn import Component, DBConn, get_suite, Suite, Archive
+    from daklib.dbconn import DBConn, get_suite, Suite, Archive
     session = DBConn().session()
     session.execute("SELECT add_missing_description_md5()")
     session.commit()

dak/generate_releases.py

@@ -35,15 +35,12 @@ from __future__ import print_function
 import sys
 import os
 import os.path
-import stat
 import time
 import gzip
 import bz2
 import errno
 import apt_pkg
 import subprocess
-from tempfile import mkstemp, mkdtemp
-import commands
 from sqlalchemy.orm import object_session
 
 from daklib import utils, daklog

dak/import_keyring.py

@@ -23,10 +23,7 @@
 from __future__ import print_function
 
 import sys
-import os
-import re
 import apt_pkg
-import ldap
 
 from daklib.config import Config
 from daklib.dbconn import *

dak/new_security_install.py

@@ -37,7 +37,6 @@ import commands
 import errno
 import fcntl
 
-from daklib import queue
 from daklib import daklog
 from daklib import utils
 from daklib.dbconn import *

dak/process_commands.py

@@ -25,10 +25,9 @@ import sys
 import time
 
 from daklib.config import Config
-from daklib.command import CommandError, CommandFile
+from daklib.command import CommandFile
 from daklib.daklog import Logger
 from daklib.fstransactions import FilesystemTransaction
-from daklib.gpg import GpgException
 from daklib.utils import find_next_free
 
 

dak/process_new.py

@@ -44,17 +44,14 @@
 
 from __future__ import print_function
 
-import copy
 import errno
 import os
 import readline
 import stat
 import sys
-import time
 import contextlib
 import pwd
 import apt_pkg
-import apt_inst
 import examine_package
 import subprocess
 import daklib.daksubprocess
@@ -64,8 +61,8 @@ from daklib.dbconn import *
 from daklib.queue import *
 from daklib import daklog
 from daklib import utils
-from daklib.regexes import re_no_epoch, re_default_answer, re_isanum, re_package
-from daklib.dak_exceptions import CantOpenError, AlreadyLockedError, CantGetLockError
+from daklib.regexes import re_default_answer, re_isanum
+from daklib.dak_exceptions import CantOpenError, AlreadyLockedError
 from daklib.summarystats import SummaryStats
 from daklib.config import Config
 from daklib.policy import UploadCopy, PolicyQueueUploadHandler

dak/process_policy.py

@@ -45,7 +45,6 @@ import sqlalchemy.sql as sql
 from daklib.dbconn import *
 from daklib import daklog
 from daklib import utils
-from daklib.dak_exceptions import CantOpenError, AlreadyLockedError, CantGetLockError
 from daklib.externalsignature import check_upload_for_external_signature_request
 from daklib.config import Config
 from daklib.archive import ArchiveTransaction, source_component_from_package_list

dak/process_upload.py

@@ -169,7 +169,6 @@ import sys
 import traceback
 import apt_pkg
 import time
-from sqlalchemy.orm.exc import NoResultFound
 
 from daklib import daklog
 from daklib.dbconn import *

dak/rm.py

@@ -42,21 +42,16 @@
 
 from __future__ import print_function
 
-import commands
 import functools
 import os
 import sys
 import apt_pkg
-import apt_inst
-from re import sub
 
 from daklib.config import Config
 from daklib.dbconn import *
 from daklib import utils
 from daklib.dak_exceptions import *
 from daklib.rm import remove
-from daklib.regexes import re_strip_source_version, re_bin_only_nmu
-import debianbts as bts
 
 ################################################################################
 

dak/show_new.py

@@ -27,7 +27,6 @@
 
 from __future__ import print_function
 
-from copy import copy
 import os
 import sys
 import time
@@ -36,11 +35,9 @@ import examine_package
 
 from daklib import policy
 from daklib.dbconn import *
-from daklib import utils
 from daklib.config import Config
-from daklib import daklog
-from daklib.dakmultiprocessing import DakProcessPool, PROC_STATUS_SUCCESS, PROC_STATUS_SIGNALRAISED
-from multiprocessing import Manager, TimeoutError
+from daklib.dakmultiprocessing import DakProcessPool, PROC_STATUS_SUCCESS
+from multiprocessing import Manager
 
 # Globals
 Cnf = None

daklib/archive.py

@@ -31,14 +31,11 @@ from daklib.fstransactions import FilesystemTransaction
 from daklib.regexes import re_changelog_versions, re_bin_only_nmu
 import daklib.daksubprocess
 
-import apt_pkg
-from datetime import datetime
 import os
 import shutil
 from sqlalchemy.orm.exc import NoResultFound
 from sqlalchemy.orm import object_session
 import sqlalchemy.exc
-import tempfile
 import traceback
 
 

daklib/dbconn.py

@@ -41,23 +41,17 @@ import functools
 import os
 from os.path import normpath
 import re
-import psycopg2
 import subprocess
-import traceback
 
-from datetime import datetime, timedelta
 from debian.debfile import Deb822
-from errno import ENOENT
-from tempfile import mkstemp, mkdtemp
 from tarfile import TarFile
 
 from inspect import getargspec
 
 import sqlalchemy
-from sqlalchemy import create_engine, Table, MetaData, Column, Integer, desc, \
-    Text, ForeignKey
+from sqlalchemy import create_engine, Table, desc
 from sqlalchemy.orm import sessionmaker, mapper, relation, object_session, \
-    backref, MapperExtension, EXT_CONTINUE, object_mapper
+    backref, object_mapper
 import sqlalchemy.types
 from sqlalchemy.orm.collections import attribute_mapped_collection
 from sqlalchemy.ext.associationproxy import association_proxy
@@ -71,7 +65,6 @@ from .aptversion import AptVersion
 # in the database
 from .config import Config
 from .textutils import fix_maintainer
-from .dak_exceptions import DBUpdateError, NoSourceFieldError, FileExistsError
 
 # suppress some deprecation warnings in squeeze related to sqlalchemy
 import warnings

daklib/termcolor.py

@@ -24,10 +24,6 @@ TermColor utils for dak
 
 ###############################################################################
 
-import sys
-
-###############################################################################
-
 __all__ = []
 
 ###############################################################################

daklib/utils.py

@@ -30,17 +30,13 @@ import datetime
 import os
 import pwd
 import grp
-import select
 import socket
 import shutil
 import sqlalchemy.sql as sql
 import sys
 import tempfile
-import traceback
-import stat
 import apt_inst
 import apt_pkg
-import time
 import re
 import email as modemail
 import subprocess
@@ -51,16 +47,14 @@ import functools
 import daklib.config as config
 import daklib.daksubprocess
 from .dbconn import DBConn, get_architecture, get_component, get_suite, \
-                   get_override_type, Keyring, session_wrapper, \
                    get_active_keyring_paths, \
-                   get_suite_architectures, get_or_set_metadatakey, DBSource, \
+                   get_suite_architectures, get_or_set_metadatakey, \
                    Component, Override, OverrideType
-from sqlalchemy import desc
 from .dak_exceptions import *
 from .gpg import SignedFile
 from .textutils import fix_maintainer
 from .regexes import re_html_escaping, html_escaping, re_single_line_field, \
-                    re_multi_line_field, re_srchasver, re_taint_free, \
+                    re_multi_line_field, re_srchasver, \
                     re_re_mark, re_whitespace_comment, re_issource, \
                     re_build_dep_arch, re_parse_maintainer
 

scripts/debian/link_morgue

@@ -17,7 +17,6 @@
 # along with this program.  If not, see <https://www.gnu.org/licenses/>.
 
 import argparse
-import errno
 import gzip
 import hashlib
 import os