Merge branch 'bnewbold-lint' into 'master'

lint cleanups

See merge request webgroup/fatcat!62

33 files changed, 46 insertions, 130 deletions

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):
     """