Merge branch 'bnewbold-lint' into 'master'

lint cleanups

See merge request webgroup/fatcat!62

94 files changed, 152 insertions, 351 deletions

diff --git a/python/.flake8 b/python/.flake8
index 49935ced..34f6131c 100644
--- a/python/.flake8
+++ b/python/.flake8
@@ -1,7 +1,13 @@
 [flake8]
 # TODO: ANN for better annotation coverage
 select = C,E,F,W
-ignore = F405,F403,W503,E231,E203,E501,E226,E711,E713,E265,ANN101,ANN204,ANN102
-max-complexity = 20
+# The ignores starting with "E251" should be removed after using 'black'
+ignore = F405,F403,W503,E231,E203,E501,E226,E711,E713,E265,ANN101,ANN204,ANN102,E251,E128,E302,E261,E241,E201,E202,E266,E124,E305,E225,W504,E123,E122,E125,E121,E129,E126,E712,W191,E101
+# TODO: should reduce max-complexity
+max-complexity = 50
 exclude = .git,__pycache__,.venv
 max-line-length = 120
+per-file-ignores =
+    */__init__.py: F401
+    tests/*.py: F401,F811
+    tests/transform_csl.py: W291
diff --git a/python/fatcat_cleanup.py b/python/fatcat_cleanup.py
index d8b2aea2..4e11139e 100755
--- a/python/fatcat_cleanup.py
+++ b/python/fatcat_cleanup.py
@@ -1,6 +1,8 @@
 #!/usr/bin/env python3
 
-import os, sys, argparse
+import os
+import sys
+import argparse
 import raven
 
 from fatcat_tools import authenticated_api
diff --git a/python/fatcat_export.py b/python/fatcat_export.py
index 5419e46c..763c217e 100755
--- a/python/fatcat_export.py
+++ b/python/fatcat_export.py
@@ -11,11 +11,7 @@ import sys
 import json
 import argparse
 
-import fatcat_openapi_client
-from fatcat_openapi_client.rest import ApiException
-from fatcat_openapi_client import ReleaseEntity, ContainerEntity, ChangelogEntry
-from fatcat_tools import uuid2fcid, entity_from_json, entity_to_dict, \
-    public_api
+from fatcat_tools import uuid2fcid, entity_to_dict, public_api
 
 
 def run_export_releases(args):
diff --git a/python/fatcat_import.py b/python/fatcat_import.py
index 331cf791..252ab3a5 100755
--- a/python/fatcat_import.py
+++ b/python/fatcat_import.py
@@ -1,6 +1,8 @@
 #!/usr/bin/env python3
 
-import os, sys, argparse
+import os
+import sys
+import argparse
 import raven
 
 from fatcat_tools import authenticated_api
diff --git a/python/fatcat_review.py b/python/fatcat_review.py
index 1d1db9a5..a10fc34b 100755
--- a/python/fatcat_review.py
+++ b/python/fatcat_review.py
@@ -2,11 +2,10 @@
 
 import sys
 import argparse
-import datetime
 import raven
 
 from fatcat_tools import authenticated_api
-from fatcat_tools.reviewers import DummyReviewBot, ReviewBot
+from fatcat_tools.reviewers import DummyReviewBot
 
 # Yep, a global. Gets DSN from `SENTRY_DSN` environment variable
 sentry_client = raven.Client()
diff --git a/python/fatcat_tools/api_auth.py b/python/fatcat_tools/api_auth.py
index add03399..13310120 100644
--- a/python/fatcat_tools/api_auth.py
+++ b/python/fatcat_tools/api_auth.py
@@ -1,7 +1,7 @@
 
-import os, sys
+import os
+import sys
 import fatcat_openapi_client
-from fatcat_openapi_client.rest import ApiException
 
 
 def public_api(host_uri):
diff --git a/python/fatcat_tools/cleanups/common.py b/python/fatcat_tools/cleanups/common.py
index 47607cf1..04e6ade4 100644
--- a/python/fatcat_tools/cleanups/common.py
+++ b/python/fatcat_tools/cleanups/common.py
@@ -5,7 +5,6 @@ import subprocess
 from collections import Counter
 
 from fatcat_openapi_client import ApiClient, Editgroup
-from fatcat_openapi_client.rest import ApiException
 from fatcat_tools.transforms import entity_from_dict, entity_to_dict
 
 
diff --git a/python/fatcat_tools/cleanups/files.py b/python/fatcat_tools/cleanups/files.py
index ec7e9064..a40e4a28 100644
--- a/python/fatcat_tools/cleanups/files.py
+++ b/python/fatcat_tools/cleanups/files.py
@@ -1,7 +1,6 @@
 
 from fatcat_openapi_client.rest import ApiException
 from fatcat_openapi_client.models import FileEntity
-from fatcat_tools.transforms import entity_to_dict, entity_from_json
 
 from .common import EntityCleaner
 
@@ -70,4 +69,3 @@ class FileCleaner(EntityCleaner):
 
         self.api.update_file(self.get_editgroup_id(), entity.ident, entity)
         return 1
-
diff --git a/python/fatcat_tools/harvest/doi_registrars.py b/python/fatcat_tools/harvest/doi_registrars.py
index 37628f09..2554fe96 100644
--- a/python/fatcat_tools/harvest/doi_registrars.py
+++ b/python/fatcat_tools/harvest/doi_registrars.py
@@ -1,16 +1,10 @@
 
-import re
 import sys
-import csv
 import json
 import time
-import itertools
-import datetime
-import requests
 from confluent_kafka import Producer, KafkaException
 from urllib.parse import urlparse, parse_qs
 
-from fatcat_tools.workers import most_recent_message
 from .harvest_common import HarvestState, requests_retry_session
 
 
@@ -64,7 +58,6 @@ class HarvestCrossrefWorker:
     to be careful how state is serialized back into kafka.
     """
 
-
     def __init__(self, kafka_hosts, produce_topic, state_topic, contact_email,
             api_host_url="https://api.crossref.org/works", start_date=None,
             end_date=None):
diff --git a/python/fatcat_tools/harvest/harvest_common.py b/python/fatcat_tools/harvest/harvest_common.py
index 27ab8b4a..bdae3054 100644
--- a/python/fatcat_tools/harvest/harvest_common.py
+++ b/python/fatcat_tools/harvest/harvest_common.py
@@ -1,15 +1,13 @@
 
 import sys
 import json
-import time
 import datetime
 import requests
 from requests.adapters import HTTPAdapter
 # unclear why pylint chokes on this import. Recent 'requests' and 'urllib3' are
 # in Pipenv.lock, and there are no errors in QA
 from requests.packages.urllib3.util.retry import Retry # pylint: disable=import-error
-from confluent_kafka import Producer, Consumer, TopicPartition, KafkaException, \
-    OFFSET_BEGINNING
+from confluent_kafka import Producer, Consumer, TopicPartition, KafkaException
 
 
 # Used for parsing ISO date format (YYYY-MM-DD)
@@ -130,9 +128,11 @@ class HarvestState:
         }).encode('utf-8')
         if kafka_topic:
             assert(kafka_config)
+
             def fail_fast(err, msg):
                 if err:
                     raise KafkaException(err)
+
             print("Committing status to Kafka: {}".format(kafka_topic), file=sys.stderr)
             producer_conf = kafka_config.copy()
             producer_conf.update({
@@ -159,9 +159,11 @@ class HarvestState:
             return
 
         print("Fetching state from kafka topic: {}".format(kafka_topic), file=sys.stderr)
+
         def fail_fast(err, msg):
             if err:
                 raise KafkaException(err)
+
         conf = kafka_config.copy()
         conf.update({
             'group.id': 'dummy_init_group', # should never be committed
diff --git a/python/fatcat_tools/harvest/oaipmh.py b/python/fatcat_tools/harvest/oaipmh.py
index d30f9507..a7dc3d8c 100644
--- a/python/fatcat_tools/harvest/oaipmh.py
+++ b/python/fatcat_tools/harvest/oaipmh.py
@@ -1,16 +1,9 @@
 
-import re
 import sys
-import csv
-import json
 import time
-import itertools
-import datetime
-import requests
 import sickle
 from confluent_kafka import Producer, KafkaException
 
-from fatcat_tools.workers import most_recent_message
 from .harvest_common import HarvestState
 
 
@@ -31,7 +24,6 @@ class HarvestOaiPmhWorker:
     would want something similar operationally. Oh well!
     """
 
-
     def __init__(self, kafka_hosts, produce_topic, state_topic,
             start_date=None, end_date=None):
 
diff --git a/python/fatcat_tools/harvest/pubmed.py b/python/fatcat_tools/harvest/pubmed.py
index f6301b8d..802d31d8 100644
--- a/python/fatcat_tools/harvest/pubmed.py
+++ b/python/fatcat_tools/harvest/pubmed.py
@@ -19,7 +19,7 @@ import tempfile
 import time
 import xml.etree.ElementTree as ET
 from ftplib import FTP
-from urllib.parse import urljoin, urlparse
+from urllib.parse import urlparse
 
 import dateparser
 from bs4 import BeautifulSoup
diff --git a/python/fatcat_tools/importers/arabesque.py b/python/fatcat_tools/importers/arabesque.py
index c71b33e9..47a8c4da 100644
--- a/python/fatcat_tools/importers/arabesque.py
+++ b/python/fatcat_tools/importers/arabesque.py
@@ -1,10 +1,6 @@
 
-import sys
-import json
-import sqlite3
-import itertools
 import fatcat_openapi_client
-from .common import EntityImporter, clean, make_rel_url, SANE_MAX_RELEASES, SANE_MAX_URLS, b32_hex
+from .common import EntityImporter, make_rel_url, SANE_MAX_RELEASES, SANE_MAX_URLS, b32_hex
 
 
 ARABESQUE_MATCH_WHERE_CLAUSE='WHERE hit = 1 AND identifier IS NOT NULL'
@@ -186,4 +182,3 @@ class ArabesqueMatchImporter(EntityImporter):
                 description=self.editgroup_description,
                 extra=self.editgroup_extra),
             entity_list=batch))
-
diff --git a/python/fatcat_tools/importers/arxiv.py b/python/fatcat_tools/importers/arxiv.py
index 719592fc..43325ebc 100644
--- a/python/fatcat_tools/importers/arxiv.py
+++ b/python/fatcat_tools/importers/arxiv.py
@@ -7,7 +7,7 @@ from bs4 import BeautifulSoup
 from pylatexenc.latex2text import LatexNodes2Text
 
 import fatcat_openapi_client
-from .common import EntityImporter, clean
+from .common import EntityImporter
 from .crossref import lookup_license_slug
 
 
@@ -97,7 +97,6 @@ class ArxivRawImporter(EntityImporter):
             **kwargs)
         self._test_override = False
 
-
     def parse_record(self, record):
 
         if not record:
@@ -188,7 +187,6 @@ class ArxivRawImporter(EntityImporter):
                 if lang == 'en':
                     lang = None
 
-
         # extra:
         #   withdrawn_date
         #   translation_of
@@ -244,7 +242,7 @@ class ArxivRawImporter(EntityImporter):
 
         For each version, do a lookup by full arxiv_id, and store work/release
         id results.
-        
+
         If a version has a DOI, also do a doi lookup and store that result. If
         there is an existing release with both matching, set that as the
         existing work. If they don't match, use the full arxiv_id match and
@@ -345,6 +343,7 @@ class ArxivRawImporter(EntityImporter):
             print(json.dumps(resp))
             #sys.exit(-1)
 
-if __name__=='__main__':
+
+if __name__ == '__main__':
     parser = ArxivRawImporter(None)
     parser.parse_file(open(sys.argv[1]))
diff --git a/python/fatcat_tools/importers/cdl_dash_dat.py b/python/fatcat_tools/importers/cdl_dash_dat.py
index 536c013b..36a2f9a6 100755
--- a/python/fatcat_tools/importers/cdl_dash_dat.py
+++ b/python/fatcat_tools/importers/cdl_dash_dat.py
@@ -82,7 +82,7 @@ def cdl_dash_release(meta, extra=None):
             #print(abstracts)
     if not abstracts:
         abstracts = None
-    
+
     contribs = []
     for creator in meta['creator']:
         contribs.append(ReleaseContrib(
@@ -120,7 +120,7 @@ def make_release_fileset(dat_path):
 
     with open(dat_path + "/cdl_dash_metadata.json", 'r') as fp:
         meta_dict = json.loads(fp.read())
-    
+
     release = cdl_dash_release(meta_dict)
     ark_id = release.extra['ark_id']
 
diff --git a/python/fatcat_tools/importers/chocula.py b/python/fatcat_tools/importers/chocula.py
index 375b6051..d5d1cce8 100644
--- a/python/fatcat_tools/importers/chocula.py
+++ b/python/fatcat_tools/importers/chocula.py
@@ -1,7 +1,4 @@
 
-import sys
-import json
-import itertools
 import fatcat_openapi_client
 from .common import EntityImporter, clean
 
diff --git a/python/fatcat_tools/importers/common.py b/python/fatcat_tools/importers/common.py
index eafc6546..c0578224 100644
--- a/python/fatcat_tools/importers/common.py
+++ b/python/fatcat_tools/importers/common.py
@@ -161,18 +161,18 @@ def is_cjk(s):
     return False
 
 def test_is_cjk():
-    assert is_cjk(None) == False
-    assert is_cjk('') == False
-    assert is_cjk('blah') == False
-    assert is_cjk('岡, 鹿, 梨, 阜, 埼') == True
-    assert is_cjk('[岡, 鹿, 梨, 阜, 埼]') == True
-    assert is_cjk('菊') == True
-    assert is_cjk('岡, 鹿, 梨, 阜, 埼 with eng after') == True
-    assert is_cjk('水道') == True
-    assert is_cjk('オウ, イク') == True # kanji
-    assert is_cjk('ひヒ') == True
-    assert is_cjk('き゚ゅ') == True
-    assert is_cjk('ㄴ, ㄹ, ㅁ, ㅂ, ㅅ') == True
+    assert is_cjk(None) is False
+    assert is_cjk('') is False
+    assert is_cjk('blah') is False
+    assert is_cjk('岡, 鹿, 梨, 阜, 埼') is True
+    assert is_cjk('[岡, 鹿, 梨, 阜, 埼]') is True
+    assert is_cjk('菊') is True
+    assert is_cjk('岡, 鹿, 梨, 阜, 埼 with eng after') is True
+    assert is_cjk('水道') is True
+    assert is_cjk('オウ, イク') is True # kanji
+    assert is_cjk('ひヒ') is True
+    assert is_cjk('き゚ゅ') is True
+    assert is_cjk('ㄴ, ㄹ, ㅁ, ㅂ, ㅅ') is True
 
 DOMAIN_REL_MAP = {
     "archive.org": "archive",
@@ -368,7 +368,7 @@ class EntityImporter:
         if self._entity_queue:
             self.insert_batch(self._entity_queue)
             self.counts['insert'] += len(self._entity_queue)
-            self._entity_queue =  []
+            self._entity_queue = []
 
         return self.counts
 
diff --git a/python/fatcat_tools/importers/crossref.py b/python/fatcat_tools/importers/crossref.py
index d26f089f..854e3d9f 100644
--- a/python/fatcat_tools/importers/crossref.py
+++ b/python/fatcat_tools/importers/crossref.py
@@ -1,10 +1,6 @@
 
-import sys
-import json
 import sqlite3
 import datetime
-import itertools
-import subprocess
 import fatcat_openapi_client
 from .common import EntityImporter, clean
 
@@ -425,7 +421,6 @@ class CrossrefImporter(EntityImporter):
             release_year = raw_date[0]
             release_date = None
 
-
         original_title = None
         if obj.get('original-title'):
             original_title = clean(obj.get('original-title')[0], force_xml=True)
@@ -500,7 +495,7 @@ class CrossrefImporter(EntityImporter):
         if existing:
             self.counts['exists'] += 1
             return False
-        
+
         return True
 
     def insert_batch(self, batch):
@@ -509,4 +504,3 @@ class CrossrefImporter(EntityImporter):
                 description=self.editgroup_description,
                 extra=self.editgroup_extra),
             entity_list=batch))
-
diff --git a/python/fatcat_tools/importers/datacite.py b/python/fatcat_tools/importers/datacite.py
index 434a2941..08c85b30 100644
--- a/python/fatcat_tools/importers/datacite.py
+++ b/python/fatcat_tools/importers/datacite.py
@@ -10,7 +10,6 @@ functions (parse_datacite_...), which may help testing.
 
 import collections
 import datetime
-import hashlib
 import re
 import json
 import sqlite3
@@ -292,7 +291,6 @@ class DataciteImporter(EntityImporter):
             print('[{}] skipping non-ascii doi for now'.format(doi))
             return None
 
-
         creators = attributes.get('creators', []) or []
         contributors = attributes.get('contributors', []) or []  # Much fewer than creators.
 
diff --git a/python/fatcat_tools/importers/grobid_metadata.py b/python/fatcat_tools/importers/grobid_metadata.py
index 2077eae4..5ec6cc3c 100644
--- a/python/fatcat_tools/importers/grobid_metadata.py
+++ b/python/fatcat_tools/importers/grobid_metadata.py
@@ -1,9 +1,7 @@
 #!/usr/bin/env python3
 
-import sys
 import json
 import base64
-import datetime
 import fatcat_openapi_client
 from .common import EntityImporter, clean, make_rel_url
 
diff --git a/python/fatcat_tools/importers/ingest.py b/python/fatcat_tools/importers/ingest.py
index 2b630e67..4b1d3702 100644
--- a/python/fatcat_tools/importers/ingest.py
+++ b/python/fatcat_tools/importers/ingest.py
@@ -1,10 +1,6 @@
 
-import sys
-import json
-import base64
-import itertools
 import fatcat_openapi_client
-from .common import EntityImporter, clean, make_rel_url, SANE_MAX_RELEASES, SANE_MAX_URLS, b32_hex
+from .common import EntityImporter, make_rel_url
 
 
 class IngestFileResultImporter(EntityImporter):
@@ -284,4 +280,3 @@ class SavePaperNowFileImporter(IngestFileResultImporter):
                     description=self.editgroup_description,
                     extra=self.editgroup_extra),
                 entity_list=batch))
-
diff --git a/python/fatcat_tools/importers/jalc.py b/python/fatcat_tools/importers/jalc.py
index e30bb233..38aa00eb 100644
--- a/python/fatcat_tools/importers/jalc.py
+++ b/python/fatcat_tools/importers/jalc.py
@@ -1,10 +1,7 @@
 
 import sys
-import json
 import sqlite3
 import datetime
-import itertools
-import subprocess
 from bs4 import BeautifulSoup
 
 import fatcat_openapi_client
diff --git a/python/fatcat_tools/importers/journal_metadata.py b/python/fatcat_tools/importers/journal_metadata.py
index d439c80a..32782eac 100644
--- a/python/fatcat_tools/importers/journal_metadata.py
+++ b/python/fatcat_tools/importers/journal_metadata.py
@@ -1,7 +1,4 @@
 
-import sys
-import json
-import itertools
 import fatcat_openapi_client
 from .common import EntityImporter, clean
 
diff --git a/python/fatcat_tools/importers/jstor.py b/python/fatcat_tools/importers/jstor.py
index 96dbf947..5d35f5e2 100644
--- a/python/fatcat_tools/importers/jstor.py
+++ b/python/fatcat_tools/importers/jstor.py
@@ -183,7 +183,7 @@ class JstorImporter(EntityImporter):
                     # suspect jan 1st dates get set by JSTOR when actual
                     # date not known (citation needed), so drop them
                     release_date = None
-        
+
         volume = None
         if article_meta.volume:
             volume = article_meta.volume.string or None
diff --git a/python/fatcat_tools/importers/matched.py b/python/fatcat_tools/importers/matched.py
index 180d7ba3..d95c5847 100644
--- a/python/fatcat_tools/importers/matched.py
+++ b/python/fatcat_tools/importers/matched.py
@@ -1,12 +1,8 @@
 
-import sys
-import json
-import sqlite3
-import itertools
 import fatcat_openapi_client
 
 from fatcat_tools.normal import *
-from .common import EntityImporter, clean, make_rel_url, SANE_MAX_RELEASES, SANE_MAX_URLS
+from .common import EntityImporter, make_rel_url, SANE_MAX_RELEASES, SANE_MAX_URLS
 
 
 class MatchedImporter(EntityImporter):
@@ -160,7 +156,6 @@ class MatchedImporter(EntityImporter):
             self.counts['skip-update-inflight'] += 1
             return False
 
-
         # minimum viable "existing" URL cleanup to fix dupes and broken links:
         # remove 'None' wayback URLs, and set archive.org rel 'archive'
         existing.urls = [u for u in existing.urls if not ('://web.archive.org/web/None/' in u.url)]
@@ -207,4 +202,3 @@ class MatchedImporter(EntityImporter):
                 description=self.editgroup_description,
                 extra=self.editgroup_extra),
             entity_list=batch))
-
diff --git a/python/fatcat_tools/importers/orcid.py b/python/fatcat_tools/importers/orcid.py
index 554e052f..21feea9e 100644
--- a/python/fatcat_tools/importers/orcid.py
+++ b/python/fatcat_tools/importers/orcid.py
@@ -1,7 +1,5 @@
 
 import sys
-import json
-import itertools
 import fatcat_openapi_client
 from .common import EntityImporter, clean
 
@@ -89,7 +87,7 @@ class OrcidImporter(EntityImporter):
         if existing:
             self.counts['exists'] += 1
             return False
-        
+
         return True
 
     def insert_batch(self, batch):
diff --git a/python/fatcat_tools/importers/pubmed.py b/python/fatcat_tools/importers/pubmed.py
index 3d3e3a8c..d8a6842c 100644
--- a/python/fatcat_tools/importers/pubmed.py
+++ b/python/fatcat_tools/importers/pubmed.py
@@ -1,11 +1,9 @@
 
 import sys
 import json
-import sqlite3
 import datetime
 import warnings
 from bs4 import BeautifulSoup
-from bs4.element import NavigableString
 
 import fatcat_openapi_client
 from fatcat_tools.normal import *
@@ -314,7 +312,7 @@ class PubmedImporter(EntityImporter):
     Importer for PubMed/MEDLINE XML metadata.
 
     If lookup_refs is true, will do identifer-based lookups for all references.
-    
+
     TODO: MEDLINE doesn't include PMC/OA license; could include in importer?
     """
 
@@ -502,7 +500,7 @@ class PubmedImporter(EntityImporter):
             ce_edit = self.create_container(ce)
             container_id = ce_edit.ident
             self._issnl_id_map[issnl] = container_id
-       
+
         ji = journal.JournalIssue
         volume = None
         if ji.find("Volume"):
diff --git a/python/fatcat_tools/importers/shadow.py b/python/fatcat_tools/importers/shadow.py
index 4cd22775..c04e9aa8 100644
--- a/python/fatcat_tools/importers/shadow.py
+++ b/python/fatcat_tools/importers/shadow.py
@@ -1,8 +1,4 @@
 
-import sys
-import json
-import sqlite3
-import itertools
 import fatcat_openapi_client
 
 from fatcat_tools.normal import *
@@ -192,4 +188,3 @@ class ShadowLibraryImporter(EntityImporter):
                 description=self.editgroup_description,
                 extra=self.editgroup_extra),
             entity_list=batch))
-
diff --git a/python/fatcat_tools/kafka.py b/python/fatcat_tools/kafka.py
index 53b62a37..228de134 100644
--- a/python/fatcat_tools/kafka.py
+++ b/python/fatcat_tools/kafka.py
@@ -1,5 +1,5 @@
 
-from confluent_kafka import Consumer, Producer, KafkaException
+from confluent_kafka import Producer, KafkaException
 
 
 def kafka_fail_fast(err, msg):
diff --git a/python/fatcat_tools/normal.py b/python/fatcat_tools/normal.py
index f962ff3c..e65af8d6 100644
--- a/python/fatcat_tools/normal.py
+++ b/python/fatcat_tools/normal.py
@@ -231,4 +231,3 @@ def test_clean_orcid():
     assert clean_orcid("0123-4567-3456-6789 ") == "0123-4567-3456-6789"
     assert clean_orcid("01234567-3456-6780") == None
     assert clean_orcid("0x23-4567-3456-6780") == None
-
diff --git a/python/fatcat_tools/reviewers/review_common.py b/python/fatcat_tools/reviewers/review_common.py
index 994cec56..336a47f6 100644
--- a/python/fatcat_tools/reviewers/review_common.py
+++ b/python/fatcat_tools/reviewers/review_common.py
@@ -1,12 +1,10 @@
 
-import json
 import time
 import datetime
 import subprocess
 from collections import Counter
 
 import fatcat_openapi_client
-from fatcat_openapi_client.rest import ApiException
 
 """
 checks should return:
diff --git a/python/fatcat_tools/transforms/csl.py b/python/fatcat_tools/transforms/csl.py
index 832ad6aa..ba199efb 100644
--- a/python/fatcat_tools/transforms/csl.py
+++ b/python/fatcat_tools/transforms/csl.py
@@ -1,6 +1,5 @@
 
 import json
-import collections
 
 from citeproc import CitationStylesStyle, CitationStylesBibliography
 from citeproc import Citation, CitationItem
@@ -8,8 +7,6 @@ from citeproc import formatter
 from citeproc.source.json import CiteProcJSON
 from citeproc_styles import get_style_filepath
 
-from fatcat_openapi_client import ApiClient
-
 
 def contribs_by_role(contribs, role):
     ret = [c.copy() for c in contribs if c['role'] == role]
@@ -214,14 +211,13 @@ def citeproc_csl(csl_json, style, html=False):
     lines = bib.bibliography()[0]
     if style == "bibtex":
         out = ""
-        for l in lines:
-            if l.startswith(" @"):
+        for line in lines:
+            if line.startswith(" @"):
                 out += "@"
-            elif l.startswith(" "):
-                out += "\n " + l
+            elif line.startswith(" "):
+                out += "\n " + line
             else:
-                out += l
+                out += line
         return ''.join(out)
     else:
         return ''.join(lines)
-
diff --git a/python/fatcat_tools/transforms/elasticsearch.py b/python/fatcat_tools/transforms/elasticsearch.py
index 1d35141b..8ec9c164 100644
--- a/python/fatcat_tools/transforms/elasticsearch.py
+++ b/python/fatcat_tools/transforms/elasticsearch.py
@@ -1,7 +1,5 @@
 
-import collections
 import tldextract
-from fatcat_openapi_client import ApiClient
 
 
 def check_kbart(year, archive):
@@ -14,11 +12,11 @@ def check_kbart(year, archive):
 
 def test_check_kbart():
 
-    assert check_kbart(1990, dict()) == None
-    assert check_kbart(1990, dict(year_spans=[[2000, 2000]])) == False
-    assert check_kbart(2000, dict(year_spans=[[2000, 2000]])) == True
-    assert check_kbart(1950, dict(year_spans=[[1900, 1920], [1990, 2000]])) == False
-    assert check_kbart(1950, dict(year_spans=[[1900, 1920], [1930, 2000]])) == True
+    assert check_kbart(1990, dict()) is None
+    assert check_kbart(1990, dict(year_spans=[[2000, 2000]])) is False
+    assert check_kbart(2000, dict(year_spans=[[2000, 2000]])) is True
+    assert check_kbart(1950, dict(year_spans=[[1900, 1920], [1990, 2000]])) is False
+    assert check_kbart(1950, dict(year_spans=[[1900, 1920], [1930, 2000]])) is True
 
 
 def release_to_elasticsearch(entity, force_bool=True):
diff --git a/python/fatcat_tools/transforms/entities.py b/python/fatcat_tools/transforms/entities.py
index ae666413..53455e85 100644
--- a/python/fatcat_tools/transforms/entities.py
+++ b/python/fatcat_tools/transforms/entities.py
@@ -32,4 +32,3 @@ def entity_from_json(json_str, entity_type, api_client=None):
 def entity_from_dict(obj, entity_type, api_client=None):
     json_str = json.dumps(obj)
     return entity_from_json(json_str, entity_type, api_client=api_client)
-
diff --git a/python/fatcat_tools/transforms/ingest.py b/python/fatcat_tools/transforms/ingest.py
index 22b5154e..2f4e2271 100644
--- a/python/fatcat_tools/transforms/ingest.py
+++ b/python/fatcat_tools/transforms/ingest.py
@@ -61,4 +61,3 @@ def release_ingest_request(release, ingest_request_source='fatcat', ingest_type=
         ingest_request['link_source_id'] = link_source_id
 
     return ingest_request
-
diff --git a/python/fatcat_tools/workers/changelog.py b/python/fatcat_tools/workers/changelog.py
index 3a49f86e..d5891ad1 100644
--- a/python/fatcat_tools/workers/changelog.py
+++ b/python/fatcat_tools/workers/changelog.py
@@ -354,4 +354,3 @@ class EntityUpdatesWorker(FatcatWorker):
             producer.flush()
             # TODO: publish updated 'work' entities to a topic
             consumer.store_offsets(message=msg)
-
diff --git a/python/fatcat_tools/workers/elasticsearch.py b/python/fatcat_tools/workers/elasticsearch.py
index e58b3da1..61854c31 100644
--- a/python/fatcat_tools/workers/elasticsearch.py
+++ b/python/fatcat_tools/workers/elasticsearch.py
@@ -1,6 +1,5 @@
 
 import json
-import time
 import requests
 from confluent_kafka import Consumer, KafkaException
 
@@ -138,7 +137,6 @@ class ElasticsearchReleaseWorker(FatcatWorker):
                 consumer.store_offsets(message=msg)
 
 
-
 class ElasticsearchContainerWorker(ElasticsearchReleaseWorker):
 
     def __init__(self, kafka_hosts, consume_topic, poll_interval=10.0, offset=None,
diff --git a/python/fatcat_tools/workers/worker_common.py b/python/fatcat_tools/workers/worker_common.py
index ef79f528..8c2936be 100644
--- a/python/fatcat_tools/workers/worker_common.py
+++ b/python/fatcat_tools/workers/worker_common.py
@@ -1,15 +1,6 @@
 
-import re
-import sys
-import csv
-import json
-import itertools
-from itertools import islice
 from confluent_kafka import Consumer, KafkaException, TopicPartition
 
-import fatcat_openapi_client
-from fatcat_openapi_client.rest import ApiException
-
 
 def most_recent_message(topic, kafka_config):
     """
diff --git a/python/fatcat_transform.py b/python/fatcat_transform.py
index 14595670..8e01c860 100755
--- a/python/fatcat_transform.py
+++ b/python/fatcat_transform.py
@@ -9,16 +9,8 @@ import sys
 import json
 import argparse
 
-from citeproc import CitationStylesStyle, CitationStylesBibliography
-from citeproc import Citation, CitationItem
-from citeproc import formatter
-from citeproc.source.json import CiteProcJSON
-from citeproc_styles import get_style_filepath
-
-import fatcat_openapi_client
-from fatcat_openapi_client.rest import ApiException
 from fatcat_openapi_client import ReleaseEntity, ContainerEntity, FileEntity, ChangelogEntry
-from fatcat_tools import uuid2fcid, entity_from_json, entity_to_dict, \
+from fatcat_tools import entity_from_json, \
     release_to_elasticsearch, container_to_elasticsearch, \
     file_to_elasticsearch, changelog_to_elasticsearch, public_api, \
     release_to_csl, citeproc_csl
diff --git a/python/fatcat_util.py b/python/fatcat_util.py
index d6e76697..a45b2ba4 100755
--- a/python/fatcat_util.py
+++ b/python/fatcat_util.py
@@ -8,14 +8,9 @@ TODO:
 """
 
 import sys
-import json
 import argparse
 
-import fatcat_openapi_client
-from fatcat_openapi_client.rest import ApiException
-from fatcat_openapi_client import ReleaseEntity, ContainerEntity, ChangelogEntry
-from fatcat_tools import uuid2fcid, fcid2uuid, entity_from_json, \
-    entity_to_dict, public_api, authenticated_api
+from fatcat_tools import uuid2fcid, fcid2uuid, authenticated_api
 
 
 def run_uuid2fcid(args):
diff --git a/python/fatcat_web/auth.py b/python/fatcat_web/auth.py
index 8e26b7fe..268bc1c4 100644
--- a/python/fatcat_web/auth.py
+++ b/python/fatcat_web/auth.py
@@ -2,8 +2,7 @@
 from collections import namedtuple
 import requests
 import pymacaroons
-from flask import Flask, render_template, send_from_directory, request, \
-    url_for, abort, g, redirect, jsonify, session, flash
+from flask import render_template, abort, redirect, session, flash
 from flask_login import logout_user, login_user, UserMixin
 from fatcat_web import login_manager, app, api, priv_api, Config
 import fatcat_openapi_client
diff --git a/python/fatcat_web/editing_routes.py b/python/fatcat_web/editing_routes.py
index 87223868..44000b1a 100644
--- a/python/fatcat_web/editing_routes.py
+++ b/python/fatcat_web/editing_routes.py
@@ -1,16 +1,11 @@
 
-import os
-import json
-from flask import Flask, render_template, send_from_directory, request, \
-    url_for, abort, g, redirect, jsonify, session, flash, Response
+from flask import render_template, abort, redirect, session, flash
 from flask_login import login_required
 
 from fatcat_openapi_client import Editgroup
 from fatcat_openapi_client.rest import ApiException
 from fatcat_tools.transforms import *
-from fatcat_web import app, api, auth_api, priv_api
-from fatcat_web.auth import handle_token_login, handle_logout, load_user, handle_ia_xauth
-from fatcat_web.cors import crossdomain
+from fatcat_web import app, api, auth_api
 from fatcat_web.search import *
 from fatcat_web.forms import *
 from fatcat_web.entity_helpers import *
@@ -20,7 +15,7 @@ from fatcat_web.entity_helpers import *
 
 def form_editgroup_get_or_create(api, edit_form):
     """
-    This function expects a submitted, validated 
+    This function expects a submitted, validated edit form
     """
     if edit_form.editgroup_id.data:
         try:
@@ -43,8 +38,10 @@ def form_editgroup_get_or_create(api, edit_form):
             app.log.warning(ae)
             abort(ae.status)
         # set this session editgroup_id
-        flash('Started new editgroup <a href="/editgroup/{}">{}</a>' \
-            .format(eg.editgroup_id, eg.editgroup_id))
+        flash('Started new editgroup <a href="/editgroup/{}">{}</a>'.format(
+            eg.editgroup_id,
+            eg.editgroup_id,
+        ))
     return eg
 
 def generic_entity_edit(editgroup_id, entity_type, existing_ident, edit_template):
@@ -68,7 +65,7 @@ def generic_entity_edit(editgroup_id, entity_type, existing_ident, edit_template
 
     Helpers:
     - get_editgroup_revision(editgroup, entity_type, ident) -> None or entity
-    
+
     TODO: prev_rev interlock
     """
 
@@ -214,7 +211,7 @@ def generic_edit_delete(editgroup_id, entity_type, edit_id):
 
     # API on behalf of user
     user_api = auth_api(session['api_token'])
-    
+
     # do the deletion
     try:
         if entity_type == 'container':
@@ -358,4 +355,3 @@ def work_editgroup_edit(editgroup_id, ident):
 @app.route('/editgroup/<editgroup_id>/work/edit/<edit_id>/delete', methods=['POST'])
 def work_edit_delete(editgroup_id, edit_id):
     return abort(404)
-
diff --git a/python/fatcat_web/forms.py b/python/fatcat_web/forms.py
index 377e35aa..15585bf6 100644
--- a/python/fatcat_web/forms.py
+++ b/python/fatcat_web/forms.py
@@ -8,7 +8,7 @@ from flask_wtf import FlaskForm
 from wtforms import SelectField, DateField, StringField, IntegerField, \
     HiddenField, FormField, FieldList, validators
 
-from fatcat_openapi_client import ContainerEntity, CreatorEntity, FileEntity, \
+from fatcat_openapi_client import ContainerEntity, FileEntity, \
     ReleaseEntity, ReleaseContrib, FileUrl, ReleaseExtIds
 
 release_type_options = [
@@ -293,9 +293,9 @@ class FileUrlForm(FlaskForm):
         default='web')
 
 class FileEntityForm(EntityEditForm):
+    # TODO: positive definite
     size = IntegerField('Size (bytes)',
         [validators.DataRequired()])
-        # TODO: positive definite
     md5 = StringField("MD5",
         [validators.Optional(True),
          validators.Length(min=32, max=32)])
@@ -413,4 +413,3 @@ class SavePaperNowForm(FlaskForm):
             ingest_request['link_source'] = 'arxiv'
             ingest_request['link_source_id'] = release.ext_ids.arxiv
         return ingest_request
-
diff --git a/python/fatcat_web/graphics.py b/python/fatcat_web/graphics.py
index fea7eb5a..56852627 100644
--- a/python/fatcat_web/graphics.py
+++ b/python/fatcat_web/graphics.py
@@ -33,4 +33,3 @@ def ia_coverage_histogram(rows):
     chart.add('via Fatcat', [y['available'] for y in years])
     chart.add('Missing', [y['missing'] for y in years])
     return chart
-
diff --git a/python/fatcat_web/routes.py b/python/fatcat_web/routes.py
index 58f4b7e0..4684f799 100644
--- a/python/fatcat_web/routes.py
+++ b/python/fatcat_web/routes.py
@@ -2,12 +2,12 @@
 import os
 import sys
 import json
-from flask import Flask, render_template, make_response, send_from_directory, \
-    request, url_for, abort, g, redirect, jsonify, session, flash, Response
+from flask import render_template, make_response, send_from_directory, \
+    request, url_for, abort, redirect, jsonify, session, flash, Response
 from flask_login import login_required
 from flask_wtf.csrf import CSRFError
 
-from fatcat_openapi_client import Editgroup, EditgroupAnnotation
+from fatcat_openapi_client import EditgroupAnnotation
 from fatcat_openapi_client.rest import ApiException
 from fatcat_tools.transforms import *
 from fatcat_tools.normal import *
@@ -1042,4 +1042,3 @@ def robots():
     return send_from_directory(os.path.join(app.root_path, 'static'),
                                'robots.txt',
                                mimetype='text/plain')
-
diff --git a/python/fatcat_web/search.py b/python/fatcat_web/search.py
index c1246d22..4a87c735 100644
--- a/python/fatcat_web/search.py
+++ b/python/fatcat_web/search.py
@@ -66,7 +66,6 @@ def do_release_search(q, limit=30, fulltext_only=True, offset=0):
     if len(q.split()) == 1 and q.startswith("10.") and q.count("/") >= 1:
         q = 'doi:"{}"'.format(q)
 
-
     if fulltext_only:
         q += " in_web:true"
 
@@ -297,7 +296,7 @@ def get_elastic_container_random_releases(ident, limit=5):
 
 def get_elastic_container_histogram(ident):
     """
-    Fetches a stacked histogram of 
+    Fetches a stacked histogram
 
     Filters to the past 500 years (at most), or about 1000 values.
 
diff --git a/python/fatcat_web/web_config.py b/python/fatcat_web/web_config.py
index 0cb153d6..344f1c2a 100644
--- a/python/fatcat_web/web_config.py
+++ b/python/fatcat_web/web_config.py
@@ -83,4 +83,3 @@ class Config(object):
             'fatcat_domain': FATCAT_DOMAIN,
         },
     }
-
diff --git a/python/fatcat_worker.py b/python/fatcat_worker.py
index 03167a3a..19ac16cd 100755
--- a/python/fatcat_worker.py
+++ b/python/fatcat_worker.py
@@ -2,7 +2,6 @@
 
 import sys
 import argparse
-import datetime
 import raven
 
 from fatcat_tools import public_api
diff --git a/python/shell.py b/python/shell.py
index c207a325..d53911b9 100644
--- a/python/shell.py
+++ b/python/shell.py
@@ -1,3 +1,4 @@
+# flake8: noqa
 
 # bunch of libraries one might want
 import uuid
diff --git a/python/tests/api_annotations.py b/python/tests/api_annotations.py
index e5566eef..0606b637 100644
--- a/python/tests/api_annotations.py
+++ b/python/tests/api_annotations.py
@@ -1,10 +1,5 @@
 
-import json
-import pytest
-from copy import copy
-
 from fatcat_openapi_client import *
-from fatcat_openapi_client.rest import ApiException
 from fixtures import *
 
 
diff --git a/python/tests/api_containers.py b/python/tests/api_containers.py
index 0850fab7..70dbcd7e 100644
--- a/python/tests/api_containers.py
+++ b/python/tests/api_containers.py
@@ -1,10 +1,5 @@
 
-import json
-import pytest
-from copy import copy
-
 from fatcat_openapi_client import *
-from fatcat_openapi_client.rest import ApiException
 from fixtures import *
 
 
@@ -43,7 +38,7 @@ def test_container(api):
 
     # get redirects (none)
     assert api.get_container_redirects(c2.ident) == []
-    
+
     # delete
     eg = quick_eg(api)
     api.delete_container(eg.editgroup_id, c2.ident)
@@ -59,4 +54,3 @@ def test_container_examples(api):
 
     c2 = api.lookup_container(issnl=c1.issnl)
     assert c1.ident == c2.ident
-
diff --git a/python/tests/api_creators.py b/python/tests/api_creators.py
index 1ce6380a..b271e2b3 100644
--- a/python/tests/api_creators.py
+++ b/python/tests/api_creators.py
@@ -1,10 +1,5 @@
 
-import json
-import pytest
-from copy import copy
-
 from fatcat_openapi_client import *
-from fatcat_openapi_client.rest import ApiException
 from fixtures import *
 
 
@@ -52,7 +47,7 @@ def test_creators(api):
 
     assert c1.display_name == c3.display_name
     assert c1.extra == c3.extra
-    
+
     # delete
     eg = quick_eg(api)
     api.delete_creator(eg.editgroup_id, c2.ident)
diff --git a/python/tests/api_editgroups.py b/python/tests/api_editgroups.py
index d82c9233..142687c2 100644
--- a/python/tests/api_editgroups.py
+++ b/python/tests/api_editgroups.py
@@ -1,11 +1,8 @@
 
-import json
 import pytest
 import datetime
-from copy import copy
 
 from fatcat_openapi_client import *
-from fatcat_openapi_client.rest import ApiException
 from fixtures import *
 
 
diff --git a/python/tests/api_editor.py b/python/tests/api_editor.py
index 64bb2759..91881743 100644
--- a/python/tests/api_editor.py
+++ b/python/tests/api_editor.py
@@ -1,12 +1,5 @@
 
-import json
-import pytest
-import datetime
-from copy import copy
-
-from fatcat_openapi_client import *
-from fatcat_openapi_client.rest import ApiException
-from fixtures import *
+from fixtures import api
 
 
 def test_editor_update(api):
diff --git a/python/tests/api_entity_editing.py b/python/tests/api_entity_editing.py
index d5377e18..fee4e34f 100644
--- a/python/tests/api_entity_editing.py
+++ b/python/tests/api_entity_editing.py
@@ -1,10 +1,7 @@
 
-import json
 import pytest
-from copy import copy
 
 from fatcat_openapi_client import *
-from fatcat_openapi_client.rest import ApiException
 from fixtures import *
 
 
@@ -180,4 +177,3 @@ def test_edit_delete_all(api_dummy_entities):
     assert len(eg.edits.webcaptures) == 0
     assert len(eg.edits.releases) == 0
     assert len(eg.edits.works) == 0
-
diff --git a/python/tests/api_files.py b/python/tests/api_files.py
index 74865daa..65eda993 100644
--- a/python/tests/api_files.py
+++ b/python/tests/api_files.py
@@ -1,10 +1,5 @@
 
-import json
-import pytest
-from copy import copy
-
 from fatcat_openapi_client import *
-from fatcat_openapi_client.rest import ApiException
 from fixtures import *
 
 
@@ -50,7 +45,7 @@ def test_file(api):
 
     # get redirects (none)
     assert api.get_file_redirects(f2.ident) == []
-    
+
     # delete
     eg = quick_eg(api)
     api.delete_file(eg.editgroup_id, f2.ident)
diff --git a/python/tests/api_filesets.py b/python/tests/api_filesets.py
index 7f3235cb..6d755744 100644
--- a/python/tests/api_filesets.py
+++ b/python/tests/api_filesets.py
@@ -1,10 +1,7 @@
 
-import json
 import pytest
-from copy import copy
 
 from fatcat_openapi_client import *
-from fatcat_openapi_client.rest import ApiException
 from fixtures import *
 
 
@@ -64,7 +61,7 @@ def test_fileset(api):
 
     # get redirects (none)
     assert api.get_fileset_redirects(fs2.ident) == []
-    
+
     # delete
     eg = quick_eg(api)
     api.delete_fileset(eg.editgroup_id, fs2.ident)
@@ -100,4 +97,3 @@ def test_bad_fileset(api):
     for b in bad_list:
         with pytest.raises(fatcat_openapi_client.rest.ApiException):
             api.create_fileset(eg.editgroup_id, b)
-
diff --git a/python/tests/api_misc.py b/python/tests/api_misc.py
index 11f85fd6..4c9ac9a6 100644
--- a/python/tests/api_misc.py
+++ b/python/tests/api_misc.py
@@ -1,10 +1,5 @@
 
-import json
-import pytest
-from copy import copy
-
 from fatcat_openapi_client import *
-from fatcat_openapi_client.rest import ApiException
 from fixtures import *
 
 
@@ -45,4 +40,3 @@ def test_unexpected_body(api):
     )
     f1.urls = [dict(url="http://thing", rel="repository", asdf="blue")]
     api.create_file(eg.editgroup_id, f1)
-
diff --git a/python/tests/api_releases.py b/python/tests/api_releases.py
index 2df08698..c4c05ea6 100644
--- a/python/tests/api_releases.py
+++ b/python/tests/api_releases.py
@@ -1,11 +1,8 @@
 
-import json
 import pytest
 import datetime
-from copy import copy
 
 from fatcat_openapi_client import *
-from fatcat_openapi_client.rest import ApiException
 from fixtures import *
 
 
@@ -130,7 +127,7 @@ def test_release(api):
 
     # get redirects (none)
     assert api.get_release_redirects(r2.ident) == []
-    
+
     # delete
     eg = quick_eg(api)
     api.delete_release(eg.editgroup_id, r2.ident)
@@ -210,4 +207,3 @@ def test_controlled_vocab(api):
         api.create_release(eg.editgroup_id, r3)
     r3.withdrawn_status = "spam"
     api.create_release(eg.editgroup_id, r3)
-
diff --git a/python/tests/api_webcaptures.py b/python/tests/api_webcaptures.py
index 1054b41f..85813218 100644
--- a/python/tests/api_webcaptures.py
+++ b/python/tests/api_webcaptures.py
@@ -1,11 +1,8 @@
 
-import json
 import pytest
 import datetime
-from copy import copy
 
 from fatcat_openapi_client import *
-from fatcat_openapi_client.rest import ApiException
 from fixtures import *
 
 
@@ -84,7 +81,7 @@ def test_webcapture(api):
 
     # get redirects (none)
     assert api.get_webcapture_redirects(wc2.ident) == []
-    
+
     # delete
     eg = quick_eg(api)
     api.delete_webcapture(eg.editgroup_id, wc2.ident)
diff --git a/python/tests/citation_efficiency.py b/python/tests/citation_efficiency.py
index aefb7d15..f8807db6 100644
--- a/python/tests/citation_efficiency.py
+++ b/python/tests/citation_efficiency.py
@@ -1,10 +1,5 @@
 
-import json
-import pytest
-from copy import copy
-
 from fatcat_openapi_client import *
-from fatcat_openapi_client.rest import ApiException
 from fixtures import *
 
 
@@ -110,4 +105,3 @@ def test_citation_encoding(api):
     assert container == r1.refs[0].container_name
     assert extra == r1.refs[0].extra
     assert locator == r1.refs[0].locator
-
diff --git a/python/tests/clean_files.py b/python/tests/clean_files.py
index 8a87f218..ce1102be 100644
--- a/python/tests/clean_files.py
+++ b/python/tests/clean_files.py
@@ -1,9 +1,10 @@
 
 import copy
 import pytest
+
 from fatcat_tools.cleanups import FileCleaner
 from fatcat_openapi_client import *
-from fixtures import api
+from fixtures import *
 
 
 @pytest.fixture(scope="function")
diff --git a/python/tests/fixtures.py b/python/tests/fixtures.py
index 78742114..44c7be63 100644
--- a/python/tests/fixtures.py
+++ b/python/tests/fixtures.py
@@ -1,8 +1,4 @@
 
-import os
-import time
-import json
-import signal
 import pytest
 from dotenv import load_dotenv
 import fatcat_web
@@ -87,4 +83,3 @@ def test_get_changelog_entry(api):
 def quick_eg(api_inst):
     eg = api_inst.create_editgroup(fatcat_openapi_client.Editgroup())
     return eg
-
diff --git a/python/tests/harvest_crossref.py b/python/tests/harvest_crossref.py
index e902cda5..cad0f03b 100644
--- a/python/tests/harvest_crossref.py
+++ b/python/tests/harvest_crossref.py
@@ -1,6 +1,5 @@
 
 import json
-import pytest
 import datetime
 import responses
 from fatcat_tools.harvest import *
diff --git a/python/tests/harvest_datacite.py b/python/tests/harvest_datacite.py
index 004d1fef..13c6042a 100644
--- a/python/tests/harvest_datacite.py
+++ b/python/tests/harvest_datacite.py
@@ -1,6 +1,5 @@
 
 import json
-import pytest
 import datetime
 import responses
 from fatcat_tools.harvest import *
diff --git a/python/tests/harvest_pubmed.py b/python/tests/harvest_pubmed.py
index f8db46b6..58bc4226 100644
--- a/python/tests/harvest_pubmed.py
+++ b/python/tests/harvest_pubmed.py
@@ -2,14 +2,11 @@
 Test pubmed FTP harvest.
 """
 
-import datetime
-import json
 import os
-
+import datetime
 import pytest
 
 from fatcat_tools.harvest import *
-from fatcat_tools.harvest.pubmed import generate_date_file_map
 
 
 def test_pubmed_harvest_date(mocker):
@@ -77,4 +74,3 @@ def test_pubmed_harvest_date_no_pmid(mocker):
     # The file has not PMID, not importable.
     with pytest.raises(ValueError):
         harvester.fetch_date(datetime.datetime.strptime(test_date, '%Y-%m-%d'))
-
diff --git a/python/tests/harvest_state.py b/python/tests/harvest_state.py
index 8b7deba6..cc624d97 100644
--- a/python/tests/harvest_state.py
+++ b/python/tests/harvest_state.py
@@ -1,6 +1,4 @@
 
-import json
-import pytest
 import datetime
 from fatcat_tools.harvest import *
 
diff --git a/python/tests/import_arabesque.py b/python/tests/import_arabesque.py
index 9483eb45..20cde3a6 100644
--- a/python/tests/import_arabesque.py
+++ b/python/tests/import_arabesque.py
@@ -1,8 +1,9 @@
 
 import json
 import pytest
+
 from fatcat_tools.importers import ArabesqueMatchImporter, SqlitePusher, JsonLinePusher
-from fixtures import api
+from fixtures import *
 
 
 @pytest.fixture(scope="function")
diff --git a/python/tests/import_arxiv.py b/python/tests/import_arxiv.py
index 1e649616..9306e67c 100644
--- a/python/tests/import_arxiv.py
+++ b/python/tests/import_arxiv.py
@@ -1,10 +1,10 @@
 
-import json, gzip
 import pytest
-from fatcat_tools.importers import ArxivRawImporter, Bs4XmlFilePusher
-from fixtures import api
 from bs4 import BeautifulSoup
 
+from fatcat_tools.importers import ArxivRawImporter, Bs4XmlFilePusher
+from fixtures import *
+
 
 @pytest.fixture(scope="function")
 def arxiv_importer(api):
diff --git a/python/tests/import_crossref.py b/python/tests/import_crossref.py
index afa2410f..65cd2c37 100644
--- a/python/tests/import_crossref.py
+++ b/python/tests/import_crossref.py
@@ -1,8 +1,10 @@
 
-import json, gzip
+import json
+import gzip
 import pytest
+
 from fatcat_tools.importers import CrossrefImporter, JsonLinePusher
-from fixtures import api
+from fixtures import *
 
 
 @pytest.fixture(scope="function")
diff --git a/python/tests/import_datacite.py b/python/tests/import_datacite.py
index 20c1eaf8..8fb2d079 100644
--- a/python/tests/import_datacite.py
+++ b/python/tests/import_datacite.py
@@ -2,15 +2,17 @@
 Test datacite importer.
 """
 
-import collections
+import gzip
+import json
 import datetime
+import collections
+
 import pytest
-import gzip
+
 from fatcat_tools.importers import DataciteImporter, JsonLinePusher
-from fatcat_tools.importers.datacite import find_original_language_title, parse_datacite_titles, parse_datacite_dates, clean_doi, index_form_to_display_name, lookup_license_slug
+from fatcat_tools.importers.datacite import find_original_language_title, parse_datacite_titles, parse_datacite_dates, index_form_to_display_name, lookup_license_slug
 from fatcat_tools.transforms import entity_to_dict
-from fixtures import api
-import json
+from fixtures import *
 
 
 @pytest.fixture(scope="function")
@@ -295,7 +297,7 @@ def test_datacite_conversions(datacite_importer):
             re = datacite_importer.parse_record(json.load(f))
             result = entity_to_dict(re)
         with open(dst, 'r') as f:
-           expected = json.loads(f.read())
+            expected = json.loads(f.read())
 
         assert result == expected, 'output mismatch in {}'.format(dst)
 
@@ -340,20 +342,20 @@ def test_lookup_license_slug():
         Case('http://onlinelibrary.wiley.com/termsAndConditions', 'WILEY'),
         Case('https://publikationen.bibliothek.kit.edu/kitopen-lizenz', 'KIT-OPEN'),
         Case('http://journals.sagepub.com/page/policies/text-and-data-mining-license', 'SAGE-TDM'),
-    	Case('https://creativecommons.org/publicdomain/mark/1.0/deed.de', 'CC-PUBLICDOMAIN'),
-    	Case('http://creativecommons.org/publicdomain/mark/1.0', 'CC-PUBLICDOMAIN'),
-    	Case('https://creativecommons.org/publicdomain/mark/1.0', 'CC-PUBLICDOMAIN'),
-    	Case('https://creativecommons.org/publicdomain/mark/1.0/', 'CC-PUBLICDOMAIN'),
-    	Case('https://creativecommons.org/publicdomain/mark/1.0/deed.de', 'CC-PUBLICDOMAIN'),
-    	Case('https://creativecommons.org/share-your-work/public-domain/cc0/', 'CC-0'),
-    	Case('http://spdx.org/licenses/CC0-1.0.json', 'CC-0'),
-    	Case('http://spdx.org/licenses/CC-BY-1.0.json', 'CC-BY'),
-    	Case('http://spdx.org/licenses/CC-BY-4.0.json', 'CC-BY'),
-    	Case('http://spdx.org/licenses/CC-BY-NC-4.0.json', 'CC-BY-NC'),
-    	Case('http://spdx.org/licenses/CC-BY-SA-3.0.json', 'CC-BY-SA'),
-    	Case('http://spdx.org/licenses/CC-BY-SA-4.0.json', 'CC-BY-SA'),
-    	Case('http://spdx.org/licenses/MIT.json', 'MIT'),
-    	Case('http://spdx.org/licenses/OGL-Canada-2.0.json', 'OGL-CANADA'),
+        Case('https://creativecommons.org/publicdomain/mark/1.0/deed.de', 'CC-PUBLICDOMAIN'),
+        Case('http://creativecommons.org/publicdomain/mark/1.0', 'CC-PUBLICDOMAIN'),
+        Case('https://creativecommons.org/publicdomain/mark/1.0', 'CC-PUBLICDOMAIN'),
+        Case('https://creativecommons.org/publicdomain/mark/1.0/', 'CC-PUBLICDOMAIN'),
+        Case('https://creativecommons.org/publicdomain/mark/1.0/deed.de', 'CC-PUBLICDOMAIN'),
+        Case('https://creativecommons.org/share-your-work/public-domain/cc0/', 'CC-0'),
+        Case('http://spdx.org/licenses/CC0-1.0.json', 'CC-0'),
+        Case('http://spdx.org/licenses/CC-BY-1.0.json', 'CC-BY'),
+        Case('http://spdx.org/licenses/CC-BY-4.0.json', 'CC-BY'),
+        Case('http://spdx.org/licenses/CC-BY-NC-4.0.json', 'CC-BY-NC'),
+        Case('http://spdx.org/licenses/CC-BY-SA-3.0.json', 'CC-BY-SA'),
+        Case('http://spdx.org/licenses/CC-BY-SA-4.0.json', 'CC-BY-SA'),
+        Case('http://spdx.org/licenses/MIT.json', 'MIT'),
+        Case('http://spdx.org/licenses/OGL-Canada-2.0.json', 'OGL-CANADA'),
     ]
 
     for c in cases:
diff --git a/python/tests/import_grobid_metadata.py b/python/tests/import_grobid_metadata.py
index 51ab3faa..52284b89 100644
--- a/python/tests/import_grobid_metadata.py
+++ b/python/tests/import_grobid_metadata.py
@@ -3,8 +3,9 @@ import os
 import json
 import base64
 import pytest
+
 from fatcat_tools.importers import GrobidMetadataImporter, LinePusher
-from fixtures import api
+from fixtures import *
 
 """
 WARNING: these tests are currently very fragile because they have database
diff --git a/python/tests/import_ingest.py b/python/tests/import_ingest.py
index 02486de6..ebe2923c 100644
--- a/python/tests/import_ingest.py
+++ b/python/tests/import_ingest.py
@@ -1,6 +1,7 @@
 
 import json
 import pytest
+
 from fatcat_tools.importers import IngestFileResultImporter, JsonLinePusher
 from fixtures import *
 
diff --git a/python/tests/import_jalc.py b/python/tests/import_jalc.py
index f61ec849..ff757e51 100644
--- a/python/tests/import_jalc.py
+++ b/python/tests/import_jalc.py
@@ -1,10 +1,10 @@
 
-import json, gzip
 import pytest
-from fatcat_tools.importers import JalcImporter, Bs4XmlFilePusher, Bs4XmlLinesPusher
-from fixtures import api
 from bs4 import BeautifulSoup
 
+from fatcat_tools.importers import JalcImporter, Bs4XmlFilePusher, Bs4XmlLinesPusher
+from fixtures import *
+
 
 @pytest.fixture(scope="function")
 def jalc_importer(api):
diff --git a/python/tests/import_journal_metadata.py b/python/tests/import_journal_metadata.py
index cfeee517..51b0a78a 100644
--- a/python/tests/import_journal_metadata.py
+++ b/python/tests/import_journal_metadata.py
@@ -1,7 +1,8 @@
 
 import pytest
+
 from fatcat_tools.importers import JournalMetadataImporter, JsonLinePusher
-from fixtures import api
+from fixtures import *
 
 
 @pytest.fixture(scope="function")
diff --git a/python/tests/import_jstor.py b/python/tests/import_jstor.py
index 019f0aae..8494ffb2 100644
--- a/python/tests/import_jstor.py
+++ b/python/tests/import_jstor.py
@@ -1,10 +1,10 @@
 
-import json, gzip
 import pytest
-from fatcat_tools.importers import JstorImporter, Bs4XmlFilePusher
-from fixtures import api
 from bs4 import BeautifulSoup
 
+from fatcat_tools.importers import JstorImporter, Bs4XmlFilePusher
+from fixtures import *
+
 
 @pytest.fixture(scope="function")
 def jstor_importer(api):
diff --git a/python/tests/import_matched.py b/python/tests/import_matched.py
index 72ed068c..6b61c53c 100644
--- a/python/tests/import_matched.py
+++ b/python/tests/import_matched.py
@@ -1,8 +1,9 @@
 
 import json
 import pytest
+
 from fatcat_tools.importers import MatchedImporter, JsonLinePusher
-from fixtures import api
+from fixtures import *
 
 
 @pytest.fixture(scope="function")
diff --git a/python/tests/import_orcid.py b/python/tests/import_orcid.py
index 57886b52..f78ccde7 100644
--- a/python/tests/import_orcid.py
+++ b/python/tests/import_orcid.py
@@ -1,8 +1,9 @@
 
 import json
 import pytest
+
 from fatcat_tools.importers import OrcidImporter, JsonLinePusher
-from fixtures import api
+from fixtures import *
 
 
 @pytest.fixture(scope="function")
diff --git a/python/tests/import_pubmed.py b/python/tests/import_pubmed.py
index f57aa273..201f533c 100644
--- a/python/tests/import_pubmed.py
+++ b/python/tests/import_pubmed.py
@@ -1,10 +1,10 @@
 
-import json, gzip
 import pytest
-from fatcat_tools.importers import PubmedImporter, Bs4XmlLargeFilePusher
-from fixtures import api
 from bs4 import BeautifulSoup
 
+from fatcat_tools.importers import PubmedImporter, Bs4XmlLargeFilePusher
+from fixtures import *
+
 
 @pytest.fixture(scope="function")
 def pubmed_importer(api):
@@ -137,4 +137,3 @@ def test_pubmed_xml_parse_refs(pubmed_importer):
         r1 = pubmed_importer.parse_record(soup.find_all("PubmedArticle")[0])
 
     assert len(r1.refs) > 1
-
diff --git a/python/tests/import_shadow.py b/python/tests/import_shadow.py
index 70a918d2..40a1d589 100644
--- a/python/tests/import_shadow.py
+++ b/python/tests/import_shadow.py
@@ -1,8 +1,9 @@
 
 import json
 import pytest
+
 from fatcat_tools.importers import ShadowLibraryImporter, JsonLinePusher
-from fixtures import api
+from fixtures import *
 
 
 @pytest.fixture(scope="function")
@@ -58,4 +59,3 @@ def test_shadow_dict_parse(shadow_importer):
                 assert u.url.startswith("https://web.archive.org/")
                 assert "20180729135948" in u.url
         assert len(f.release_ids) == 1
-
diff --git a/python/tests/importer.py b/python/tests/importer.py
index 9308ba84..a412b247 100644
--- a/python/tests/importer.py
+++ b/python/tests/importer.py
@@ -1,8 +1,6 @@
 
-
-import pytest
 from fatcat_tools.importers import CrossrefImporter, OrcidImporter
-from fixtures import api
+from fixtures import *
 
 
 def test_issnl_mapping_lookup(api):
@@ -32,4 +30,3 @@ def test_identifiers(api):
     assert oi.is_orcid("0000-00x3-3118-659") == False
     assert oi.is_orcid("0000-00033118-659") == False
     assert oi.is_orcid("0000-0003-3118-659.") == False
-
diff --git a/python/tests/subentity_state.py b/python/tests/subentity_state.py
index 614f88f1..e03fa99e 100644
--- a/python/tests/subentity_state.py
+++ b/python/tests/subentity_state.py
@@ -1,10 +1,5 @@
 
-import json
-import pytest
-from copy import copy
-
 from fatcat_openapi_client import *
-from fatcat_openapi_client.rest import ApiException
 from fixtures import *
 
 """
@@ -221,4 +216,3 @@ def test_app_entity_states(api, app):
     assert rv.status_code == 200
     rv = app.get('/work/{}'.format(r2.work_id))
     assert rv.status_code == 302
-
diff --git a/python/tests/tools_api.py b/python/tests/tools_api.py
index fd26b8ee..a4b5f2ea 100644
--- a/python/tests/tools_api.py
+++ b/python/tests/tools_api.py
@@ -1,6 +1,5 @@
 
 import pytest
-from fatcat_openapi_client import EditgroupAnnotation
 from fatcat_openapi_client.rest import ApiException
 
 from fatcat_tools import public_api, authenticated_api
diff --git a/python/tests/transform_csl.py b/python/tests/transform_csl.py
index 15c64ce5..6436f876 100644
--- a/python/tests/transform_csl.py
+++ b/python/tests/transform_csl.py
@@ -1,11 +1,11 @@
 
 import json
 import pytest
+
 from fatcat_tools import *
 from fatcat_openapi_client import *
-
-from fixtures import api
 from import_crossref import crossref_importer
+from fixtures import *
 
 def test_csl_crossref(crossref_importer):
     with open('tests/files/crossref-works.single.json', 'r') as f:
diff --git a/python/tests/transform_elasticsearch.py b/python/tests/transform_elasticsearch.py
index a954fc4d..f791562c 100644
--- a/python/tests/transform_elasticsearch.py
+++ b/python/tests/transform_elasticsearch.py
@@ -1,13 +1,13 @@
 
 import json
-import pytest
+
 from fatcat_tools import *
 from fatcat_openapi_client import *
-from fixtures import api
 from import_journal_metadata import journal_metadata_importer
-
 from import_crossref import crossref_importer
 from import_matched import matched_importer
+from fixtures import *
+
 
 def test_basic_elasticsearch_convert(crossref_importer):
     with open('tests/files/crossref-works.single.json', 'r') as f:
diff --git a/python/tests/transform_ingest.py b/python/tests/transform_ingest.py
index 2d5652b8..c7044bc0 100644
--- a/python/tests/transform_ingest.py
+++ b/python/tests/transform_ingest.py
@@ -1,12 +1,12 @@
 
 import json
-import pytest
+
 from fatcat_tools.transforms import release_ingest_request
 from fatcat_openapi_client import *
 from fixtures import api
-
 from import_crossref import crossref_importer
 
+
 def test_basic_ingest_release(crossref_importer):
     with open('tests/files/crossref-works.single.json', 'r') as f:
         # not a single line
@@ -54,4 +54,3 @@ def test_rich_ingest_release():
     assert ir['base_url'] == 'https://doi.org/10.123/456'
     assert ir['ext_ids']['doi'] == '10.123/456'
     assert ir['ext_ids'].get('pmcid') is None
-
diff --git a/python/tests/web_auth.py b/python/tests/web_auth.py
index 2c545b6b..643d806e 100644
--- a/python/tests/web_auth.py
+++ b/python/tests/web_auth.py
@@ -1,8 +1,5 @@
 
-import json
-import pytest
 import responses
-from fatcat_openapi_client.rest import ApiException
 from fixtures import *
 
 
diff --git a/python/tests/web_citation_csl.py b/python/tests/web_citation_csl.py
index e016b2d9..fb3ce58d 100644
--- a/python/tests/web_citation_csl.py
+++ b/python/tests/web_citation_csl.py
@@ -1,8 +1,6 @@
 
 import json
-import tempfile
 import pytest
-from fatcat_openapi_client.rest import ApiException
 from fixtures import *
 
 
diff --git a/python/tests/web_editgroup.py b/python/tests/web_editgroup.py
index cbdd2176..20dc8d93 100644
--- a/python/tests/web_editgroup.py
+++ b/python/tests/web_editgroup.py
@@ -1,9 +1,7 @@
 
-import json
-import pytest
-from fatcat_openapi_client.rest import ApiException
 from fixtures import *
 
+
 def test_editgroup_basics(app):
 
     rv = app.get('/editgroup/aaaaaaaaaaaabo53aaaaaaaaae')
@@ -59,4 +57,3 @@ def test_editgroup_annotations_login(app_admin):
     assert rv.status_code == 200
     assert b'Signup' not in rv.data
     assert b'Add Comment' in rv.data
-
diff --git a/python/tests/web_editing.py b/python/tests/web_editing.py
index 773a59dd..17f4f5ae 100644
--- a/python/tests/web_editing.py
+++ b/python/tests/web_editing.py
@@ -1,7 +1,4 @@
 
-import json
-import pytest
-from fatcat_openapi_client.rest import ApiException
 from fixtures import *
 
 
@@ -147,4 +144,3 @@ def test_web_edit_get(app_admin):
     rv = app_admin.get('/container/aaaaaaaaaaaaaeiraaaaaaaaam/edit')
     assert rv.status_code == 200
     assert b'1549-1277' in rv.data
-
diff --git a/python/tests/web_editor.py b/python/tests/web_editor.py
index 2614be96..58b21ddf 100644
--- a/python/tests/web_editor.py
+++ b/python/tests/web_editor.py
@@ -1,7 +1,4 @@
 
-import json
-import pytest
-from fatcat_openapi_client.rest import ApiException
 from fixtures import *
 
 
@@ -25,4 +22,3 @@ def test_change_username(app_admin):
     assert rv.status_code == 200
     rv = app_admin.get('/auth/account')
     assert b'admin-tmp' not in rv.data
-
diff --git a/python/tests/web_entity_views.py b/python/tests/web_entity_views.py
index a3f0f897..c1cbdc29 100644
--- a/python/tests/web_entity_views.py
+++ b/python/tests/web_entity_views.py
@@ -1,7 +1,4 @@
 
-import json
-import pytest
-from fatcat_openapi_client.rest import ApiException
 from fixtures import *
 
 from fatcat_web.forms import ReleaseEntityForm, FileEntityForm, ContainerEntityForm
@@ -367,4 +364,3 @@ def test_web_work(app):
     assert rv.status_code == 404
     rv = app.get('/work/create')
     assert rv.status_code == 404
-
diff --git a/python/tests/web_routes.py b/python/tests/web_routes.py
index 026776ee..0edf06d1 100644
--- a/python/tests/web_routes.py
+++ b/python/tests/web_routes.py
@@ -1,7 +1,4 @@
 
-import json
-import pytest
-from fatcat_openapi_client.rest import ApiException
 from fixtures import *
 
 
@@ -13,4 +10,3 @@ def test_static_routes(app):
 
     assert app.get("/search").status_code == 302
     assert app.get("/static/bogus/route").status_code == 404
-
diff --git a/python/tests/web_search.py b/python/tests/web_search.py
index 24b817dc..7647bcf5 100644
--- a/python/tests/web_search.py
+++ b/python/tests/web_search.py
@@ -1,8 +1,7 @@
 
 import json
-import pytest
 import responses
-from fatcat_openapi_client.rest import ApiException
+
 from fixtures import *
 
 @responses.activate