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-rw-r--r--python/fatcat_tools/harvest/doi_registrars.py7
1 files changed, 0 insertions, 7 deletions
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):