diff --git a/my/arbtt.py b/my/arbtt.py
index 94590af..e672e5b 100644
--- a/my/arbtt.py
+++ b/my/arbtt.py
@@ -21,7 +21,7 @@ def inputs() -> Sequence[Path]:
         return get_files(user_config.logfiles)
 
 
-from .core import dataclass, Json, Res, PathIsh, datetime_aware
+from .core import dataclass, Json, PathIsh, datetime_aware
 from .core.common import isoparse
 
 
diff --git a/my/bluemaestro.py b/my/bluemaestro.py
index 97668c3..3b73b79 100755
--- a/my/bluemaestro.py
+++ b/my/bluemaestro.py
@@ -71,7 +71,7 @@ def measurements() -> Iterable[Measurement]:
             try:
                 datas = db.execute(f'SELECT "{f.name}" as name, Time, Temperature, Humidity, Pressure, Dewpoint FROM data ORDER BY log_index')
                 oldfmt = True
-                db_dts = list(db.execute(f'SELECT last_download FROM info'))[0][0]
+                db_dts = list(db.execute('SELECT last_download FROM info'))[0][0]
                 if db_dts == 'N/A':
                     # ??? happens for 20180923-20180928
                     continue
diff --git a/my/body/blood.py b/my/body/blood.py
index dfb86b6..51a5114 100755
--- a/my/body/blood.py
+++ b/my/body/blood.py
@@ -5,8 +5,7 @@ Blood tracking (manual org-mode entries)
 from datetime import datetime
 from typing import Iterable, NamedTuple, Optional
 
-from ..core.common import listify
-from ..core.error import Res, echain
+from ..core.error import Res
 from ..core.orgmode import parse_org_datetime, one_table
 
 
diff --git a/my/coding/codeforces.py b/my/coding/codeforces.py
index 4a5007d..659a2d9 100644
--- a/my/coding/codeforces.py
+++ b/my/coding/codeforces.py
@@ -3,13 +3,12 @@ from my.config import codeforces as config
 
 from datetime import datetime
 from typing import NamedTuple
-from pathlib import Path
 import json
-from typing import Dict, Iterator, Any
+from typing import Dict, Iterator
 
 from ..common import cproperty, get_files
 from ..error import Res, unwrap
-from ..core.konsume import zoom, ignore, wrap
+from ..core.konsume import ignore, wrap
 
 from kython import fget
 # TODO remove
diff --git a/my/coding/commits.py b/my/coding/commits.py
index fcb3170..87db35c 100644
--- a/my/coding/commits.py
+++ b/my/coding/commits.py
@@ -39,7 +39,7 @@ def config() -> commits_cfg:
 ##########################
 
 import git # type: ignore
-from git.repo.fun import is_git_dir, find_worktree_git_dir # type: ignore
+from git.repo.fun import is_git_dir # type: ignore
 
 
 log = LazyLogger(__name__, level='info')
diff --git a/my/coding/topcoder.py b/my/coding/topcoder.py
index 419cbe1..43a2c8a 100644
--- a/my/coding/topcoder.py
+++ b/my/coding/topcoder.py
@@ -3,9 +3,8 @@ from my.config import topcoder as config
 
 from datetime import datetime
 from typing import NamedTuple
-from pathlib import Path
 import json
-from typing import Dict, Iterator, Any
+from typing import Dict, Iterator
 
 from ..common import cproperty, get_files
 from ..error import Res, unwrap
diff --git a/my/core/cfg.py b/my/core/cfg.py
index a1fc478..b23fa86 100644
--- a/my/core/cfg.py
+++ b/my/core/cfg.py
@@ -26,7 +26,6 @@ def make_config(cls: Type[C], migration: Callable[[Attrs], Attrs]=lambda x: x) -
 
 F = TypeVar('F')
 from contextlib import contextmanager
-import inspect
 from typing import Iterator
 @contextmanager
 def override_config(config: F) -> Iterator[F]:
diff --git a/my/core/core_config.py b/my/core/core_config.py
index 7c52b0a..a883db4 100644
--- a/my/core/core_config.py
+++ b/my/core/core_config.py
@@ -99,7 +99,7 @@ config = make_config(Config)
 
 
 ### tests start
-from typing import Iterator, Any
+from typing import Iterator
 from contextlib import contextmanager as ctx
 @ctx
 def _reset_config() -> Iterator[Config]:
diff --git a/my/core/init.py b/my/core/init.py
index 3c607c6..1fc9e88 100644
--- a/my/core/init.py
+++ b/my/core/init.py
@@ -29,7 +29,6 @@ del ModuleType
 def setup_config() -> None:
     import sys
     import warnings
-    from typing import Optional
 
     from .preinit import get_mycfg_dir
     mycfg_dir = get_mycfg_dir()
diff --git a/my/core/orgmode.py b/my/core/orgmode.py
index c769dc3..f869bdd 100644
--- a/my/core/orgmode.py
+++ b/my/core/orgmode.py
@@ -36,7 +36,6 @@ def one_table(o: OrgNode) -> Table:
     return one(collect(o, lambda n: (x for x in n.body_rich if isinstance(x, Table))))
 
 
-from typing import Iterator, Dict, Any
 class TypedTable(Table):
     def __new__(cls, orig: Table) -> 'TypedTable':
         tt = super().__new__(TypedTable)
diff --git a/my/core/pandas.py b/my/core/pandas.py
index 03450f2..9cf037f 100644
--- a/my/core/pandas.py
+++ b/my/core/pandas.py
@@ -5,7 +5,7 @@ Various pandas helpers and convenience functions
 # NOTE: this file is meant to be importable without Pandas installed
 from datetime import datetime
 from pprint import pformat
-from typing import Optional, TYPE_CHECKING, Any, Iterable, Type, List, Dict
+from typing import Optional, TYPE_CHECKING, Any, Iterable, Type, Dict
 from . import warnings, Res
 from .common import LazyLogger, Json, asdict
 
diff --git a/my/core/time.py b/my/core/time.py
index fec90ba..b55fae3 100644
--- a/my/core/time.py
+++ b/my/core/time.py
@@ -1,5 +1,5 @@
 from functools import lru_cache
-from datetime import datetime, tzinfo
+from datetime import tzinfo
 from typing import Sequence
 
 import pytz # type: ignore
diff --git a/my/core/util.py b/my/core/util.py
index 21850a6..222cdec 100644
--- a/my/core/util.py
+++ b/my/core/util.py
@@ -3,7 +3,6 @@ from itertools import chain
 from importlib import import_module
 import os
 import pkgutil
-import re
 import sys
 from typing import List, Iterable, Optional
 
diff --git a/my/emfit/__init__.py b/my/emfit/__init__.py
index acf302c..3ad2b15 100755
--- a/my/emfit/__init__.py
+++ b/my/emfit/__init__.py
@@ -4,7 +4,6 @@
 
 Consumes data exported by https://github.com/karlicoss/emfitexport
 """
-from datetime import date
 from pathlib import Path
 from typing import Dict, List, Iterable, Any, Optional
 
diff --git a/my/foursquare.py b/my/foursquare.py
index a2f9878..7325f3c 100755
--- a/my/foursquare.py
+++ b/my/foursquare.py
@@ -5,9 +5,7 @@ Foursquare/Swarm checkins
 from datetime import datetime, timezone, timedelta
 from itertools import chain
 from pathlib import Path
-from typing import List, Dict, NamedTuple, Union, Any, Tuple, Set
 import json
-from pathlib import Path
 
 # TODO pytz for timezone???
 
diff --git a/my/github/gdpr.py b/my/github/gdpr.py
index a4d352b..8d4fbf8 100644
--- a/my/github/gdpr.py
+++ b/my/github/gdpr.py
@@ -2,7 +2,6 @@
 Github data (uses [[https://github.com/settings/admin][official GDPR export]])
 """
 
-from datetime import datetime
 import json
 from typing import Iterable, Dict, Any
 
diff --git a/my/github/ghexport.py b/my/github/ghexport.py
index c88a6e0..faf4de4 100644
--- a/my/github/ghexport.py
+++ b/my/github/ghexport.py
@@ -7,7 +7,7 @@ REQUIRES = [
 from dataclasses import dataclass
 from typing import Optional
 
-from ..core import Paths, PathIsh
+from ..core import Paths
 
 from my.config import github as user_config
 
@@ -42,7 +42,7 @@ except ModuleNotFoundError as e:
 
 ############################
 
-from typing import Tuple, Iterable, Dict, Sequence
+from typing import Tuple, Dict, Sequence
 
 from ..core import get_files, Path
 from ..core.common import mcachew
@@ -127,7 +127,7 @@ def _get_summary(e) -> Tuple[str, Optional[str], Optional[str]]:
         link = com['html_url']
         iss = pl['issue']
         title = iss['title']
-        return f"{rname}: commented on issue {title}", link, f'issue_comment_' + link
+        return f"{rname}: commented on issue {title}", link, 'issue_comment_' + link
     elif tp == "ReleaseEvent":
         action = pl['action']
         rel = pl['release']
diff --git a/my/google/takeout/html.py b/my/google/takeout/html.py
index 9aa741c..d4d6830 100644
--- a/my/google/takeout/html.py
+++ b/my/google/takeout/html.py
@@ -7,7 +7,7 @@ import re
 from pathlib import Path
 from datetime import datetime
 from html.parser import HTMLParser
-from typing import List, Dict, Optional, Any, Callable, Iterable, Tuple
+from typing import List, Optional, Any, Callable, Iterable, Tuple
 from collections import OrderedDict
 from urllib.parse import unquote
 import pytz
diff --git a/my/google/takeout/paths.py b/my/google/takeout/paths.py
index 6c42635..ee3e1e7 100644
--- a/my/google/takeout/paths.py
+++ b/my/google/takeout/paths.py
@@ -23,7 +23,7 @@ config = make_config(google)
 from pathlib import Path
 from typing import Optional, Iterable
 
-from ...core.kompress import kopen, kexists
+from ...core.kompress import kexists
 
 
 def get_takeouts(*, path: Optional[str]=None) -> Iterable[Path]:
diff --git a/my/hypothesis.py b/my/hypothesis.py
index bd0aedc..1241534 100644
--- a/my/hypothesis.py
+++ b/my/hypothesis.py
@@ -6,7 +6,7 @@ REQUIRES = [
 ]
 from dataclasses import dataclass
 from datetime import datetime
-from typing import Optional, Callable
+from typing import Callable
 
 from .core import Paths
 
diff --git a/my/jawbone/__init__.py b/my/jawbone/__init__.py
index c21d455..06cb262 100755
--- a/my/jawbone/__init__.py
+++ b/my/jawbone/__init__.py
@@ -155,7 +155,6 @@ def stats():
 #### NOTE: most of the stuff below is deprecated and remnants of my old code!
 #### sorry for it, feel free to remove if you don't need it
 
-import numpy as np # type: ignore
 import matplotlib.pyplot as plt # type: ignore
 from matplotlib.figure import Figure # type: ignore
 from matplotlib.axes import Axes # type: ignore
@@ -170,7 +169,6 @@ def hhmm(time: datetime):
 #     return fromstart / tick
 
 import matplotlib.dates as mdates # type: ignore
-from matplotlib.ticker import MultipleLocator, FixedLocator # type: ignore
 
 def plot_one(sleep: SleepEntry, fig: Figure, axes: Axes, xlims=None, showtext=True):
     span = sleep.completed - sleep.created
diff --git a/my/jawbone/plots.py b/my/jawbone/plots.py
index eb04200..195ddb5 100755
--- a/my/jawbone/plots.py
+++ b/my/jawbone/plots.py
@@ -5,7 +5,7 @@ from pathlib import Path
 from csv import DictReader
 from itertools import islice
 
-from typing import Dict, Any, NamedTuple, Dict
+from typing import Dict, Any, NamedTuple
 
 # sleep = []
 # with open('2017.csv', 'r') as fo:
@@ -14,7 +14,6 @@ from typing import Dict, Any, NamedTuple, Dict
 #         sleep
 #         print(line)
 
-import numpy as np # type: ignore
 import matplotlib.pyplot as plt # type: ignore
 from numpy import genfromtxt # type: ignore
 import matplotlib.pylab as pylab # type: ignore
@@ -77,7 +76,6 @@ class SleepData(NamedTuple):
 
 
 def iter_useful(data_file: str):
-    from csv import DictReader
     with open(data_file) as fo:
         reader = DictReader(fo)
         for d in reader:
diff --git a/my/lastfm.py b/my/lastfm.py
index 51ccb7e..ffec05c 100755
--- a/my/lastfm.py
+++ b/my/lastfm.py
@@ -20,7 +20,7 @@ config = make_config(lastfm)
 from datetime import datetime
 import json
 from pathlib import Path
-from typing import NamedTuple, Any, Sequence, Iterable
+from typing import NamedTuple, Sequence, Iterable
 
 import pytz
 
diff --git a/my/location/google.py b/my/location/google.py
index 721d1f3..f196301 100644
--- a/my/location/google.py
+++ b/my/location/google.py
@@ -6,12 +6,11 @@ REQUIRES = [
     'ijson',
 ]
 
-import json
 from datetime import datetime, timezone
 from itertools import islice
 from pathlib import Path
 from subprocess import Popen, PIPE
-from typing import Any, Collection, Iterable, NamedTuple, Optional, Sequence, IO, Tuple
+from typing import Iterable, NamedTuple, Optional, Sequence, IO, Tuple
 import re
 
 # pip3 install geopy
diff --git a/my/location/home.py b/my/location/home.py
index dc17d12..60b31c5 100644
--- a/my/location/home.py
+++ b/my/location/home.py
@@ -4,7 +4,7 @@ Simple location provider, serving as a fallback when more detailed data isn't av
 from dataclasses import dataclass
 from datetime import datetime, date, time, timezone
 from functools import lru_cache
-from typing import Optional, Sequence, Tuple, Union, cast
+from typing import Sequence, Tuple, Union, cast
 
 from ..core.common import fromisoformat
 
diff --git a/my/media/imdb.py b/my/media/imdb.py
index 23bccd7..c7d5299 100644
--- a/my/media/imdb.py
+++ b/my/media/imdb.py
@@ -1,6 +1,5 @@
 #!/usr/bin/env python3
 import csv
-import json
 from datetime import datetime
 from typing import Iterator, List, NamedTuple
 
diff --git a/my/orgmode.py b/my/orgmode.py
index 0643653..30ca9d0 100644
--- a/my/orgmode.py
+++ b/my/orgmode.py
@@ -6,11 +6,11 @@ REQUIRES = [
     'orgparse',
 ]
 
-from datetime import datetime, date
+from datetime import datetime
 from pathlib import Path
 from typing import List, Sequence, Iterable, NamedTuple, Optional
 
-from .core import PathIsh, get_files
+from .core import get_files
 from .core.common import mcachew
 from .core.cachew import cache_dir
 from .core.orgmode import collect
diff --git a/my/pdfs.py b/my/pdfs.py
index c537a94..9459a75 100755
--- a/my/pdfs.py
+++ b/my/pdfs.py
@@ -10,8 +10,6 @@ from datetime import datetime
 from dataclasses import dataclass
 import io
 from pathlib import Path
-import re
-import sys
 import time
 from typing import NamedTuple, List, Optional, Iterator, Sequence
 
diff --git a/my/photos/main.py b/my/photos/main.py
index c2ea37e..6be3163 100644
--- a/my/photos/main.py
+++ b/my/photos/main.py
@@ -11,7 +11,7 @@ from concurrent.futures import ProcessPoolExecutor as Pool
 from datetime import datetime
 import json
 from pathlib import Path
-from typing import Tuple, Dict, Optional, NamedTuple, Iterator, Iterable, List
+from typing import Optional, NamedTuple, Iterator, Iterable, List
 
 from geopy.geocoders import Nominatim # type: ignore
 
diff --git a/my/pocket.py b/my/pocket.py
index ff80967..912806d 100644
--- a/my/pocket.py
+++ b/my/pocket.py
@@ -5,7 +5,6 @@ REQUIRES = [
     'git+https://github.com/karlicoss/pockexport',
 ]
 from dataclasses import dataclass
-from typing import Optional
 
 from .core import Paths
 
@@ -36,7 +35,6 @@ except ModuleNotFoundError as e:
 
 Article = dal.Article
 
-from pathlib import Path
 from typing import Sequence, Iterable
 
 
diff --git a/my/reading/polar.py b/my/reading/polar.py
index 8547bee..f57a18d 100755
--- a/my/reading/polar.py
+++ b/my/reading/polar.py
@@ -2,7 +2,7 @@
 [[https://github.com/burtonator/polar-bookshelf][Polar]] articles and highlights
 """
 from pathlib import Path
-from typing import Type, Any, cast, TYPE_CHECKING
+from typing import cast, TYPE_CHECKING
 
 
 import my.config
@@ -40,12 +40,10 @@ from datetime import datetime
 from typing import List, Dict, Iterable, NamedTuple, Sequence, Optional
 import json
 
-import pytz
-
 from ..core import LazyLogger, Json
 from ..core.common import isoparse
 from ..error import Res, echain, sort_res_by
-from ..core.konsume import wrap, zoom, ignore, Zoomable, Wdict
+from ..core.konsume import wrap, Zoomable, Wdict
 
 
 logger = LazyLogger(__name__)
diff --git a/my/reddit.py b/my/reddit.py
index fd882ac..bbafe92 100755
--- a/my/reddit.py
+++ b/my/reddit.py
@@ -5,7 +5,6 @@ REQUIRES = [
     'git+https://github.com/karlicoss/rexport',
 ]
 
-from typing import Optional
 from .core.common import Paths
 
 from my.config import reddit as uconfig
@@ -95,7 +94,7 @@ def upvoted() -> Iterator[Upvote]:
 
 ### the rest of the file is some elaborate attempt of restoring favorite/unfavorite times
 
-from typing import Dict, Union, Iterable, Iterator, NamedTuple, Any
+from typing import Dict, Iterable, Iterator, NamedTuple
 from functools import lru_cache
 import pytz
 import re
@@ -183,7 +182,7 @@ def _get_events(backups: Sequence[Path], parallel: bool=True) -> Iterator[Event]
                 assert not first
                 yield Event(
                     dt=bdt, # TODO average wit ps.save_dt? 
-                    text=f"unfavorited",
+                    text="unfavorited",
                     kind=ps,
                     eid=f'unf-{ps.sid}',
                     url=ps.url,
diff --git a/my/rescuetime.py b/my/rescuetime.py
index 03547d9..5d64375 100644
--- a/my/rescuetime.py
+++ b/my/rescuetime.py
@@ -6,7 +6,7 @@ REQUIRES = [
 ]
 
 from pathlib import Path
-from datetime import datetime, timedelta
+from datetime import timedelta
 from typing import Sequence, Iterable
 
 from .core import get_files, LazyLogger
@@ -38,7 +38,6 @@ def entries() -> Iterable[Res[Entry]]:
 def groups(gap: timedelta=timedelta(hours=3)) -> Iterable[Res[Sequence[Entry]]]:
     vit, eit = split_errors(entries(), ET=Exception)
     yield from eit
-    import more_itertools
     from more_itertools import split_when
     yield from split_when(vit, lambda a, b: (b.dt - a.dt) > gap)
 
diff --git a/my/rss/feedly.py b/my/rss/feedly.py
index cc9331f..df38435 100644
--- a/my/rss/feedly.py
+++ b/my/rss/feedly.py
@@ -7,7 +7,7 @@ from my.config import feedly as config
 from pathlib import Path
 from typing import Sequence
 
-from ..core.common import listify, get_files, isoparse
+from ..core.common import listify, get_files
 from .common import Subscription
 
 
diff --git a/my/rtm.py b/my/rtm.py
index 4dbe3d0..2fc783f 100755
--- a/my/rtm.py
+++ b/my/rtm.py
@@ -7,8 +7,7 @@ REQUIRES = [
 ]
 
 import re
-from pathlib import Path
-from typing import Dict, List, Optional, Iterator
+from typing import Dict, List, Iterator
 from datetime import datetime
 
 from .common import LazyLogger, get_files, group_by_key, cproperty, make_dict
diff --git a/my/runnerup.py b/my/runnerup.py
index f0fd63d..8e31770 100644
--- a/my/runnerup.py
+++ b/my/runnerup.py
@@ -6,9 +6,9 @@ REQUIRES = [
     'python-tcxparser',
 ]
 
-from datetime import datetime, timedelta
+from datetime import timedelta
 from pathlib import Path
-from typing import NamedTuple, Iterable
+from typing import Iterable
 
 from .core import Res, get_files
 from .core.common import isoparse, Json
diff --git a/my/time/tz/via_location.py b/my/time/tz/via_location.py
index ae4f4eb..ca0f628 100644
--- a/my/time/tz/via_location.py
+++ b/my/time/tz/via_location.py
@@ -10,9 +10,8 @@ REQUIRES = [
 from collections import Counter
 from datetime import date, datetime
 from functools import lru_cache
-from itertools import groupby, islice
-from pathlib import Path
-from typing import Dict, Iterator, List, NamedTuple, Optional, Tuple
+from itertools import groupby
+from typing import Iterator, NamedTuple, Optional
 
 from more_itertools import seekable
 import pytz
diff --git a/my/twitter/archive.py b/my/twitter/archive.py
index edd26d2..0bb3151 100755
--- a/my/twitter/archive.py
+++ b/my/twitter/archive.py
@@ -32,14 +32,11 @@ config = make_config(twitter_archive)
 
 
 from datetime import datetime
-from typing import Union, List, Dict, Set, Optional, Iterable, Any, NamedTuple, Sequence
+from typing import List, Optional, Iterable, NamedTuple, Sequence
 from pathlib import Path
 import json
-import zipfile
 
-import pytz
-
-from ..common import PathIsh, get_files, LazyLogger, Json
+from ..common import get_files, LazyLogger, Json
 from ..core import kompress
 
 
diff --git a/my/vk/vk_messages_backup.py b/my/vk/vk_messages_backup.py
index b933757..0e8dc45 100644
--- a/my/vk/vk_messages_backup.py
+++ b/my/vk/vk_messages_backup.py
@@ -6,7 +6,6 @@ VK data (exported by [[https://github.com/Totktonada/vk_messages_backup][Totkton
 
 from datetime import datetime
 import json
-from pathlib import Path
 from typing import Dict, Iterable, NamedTuple
 
 import pytz