diff options
Diffstat (limited to 'python/pdfextract_tool.py')
| -rwxr-xr-x | python/pdfextract_tool.py | 110 |
1 files changed, 61 insertions, 49 deletions
diff --git a/python/pdfextract_tool.py b/python/pdfextract_tool.py index 10a0f48..28d6397 100755 --- a/python/pdfextract_tool.py +++ b/python/pdfextract_tool.py @@ -1,15 +1,11 @@ #!/usr/bin/env python3 - """ KNOWN ISSUE: thumbnails are not published to kafka in multi-processing mode """ -import sys -import json import argparse -import datetime +import sys -from grobid2json import teixml2json from sandcrawler import * @@ -20,10 +16,13 @@ def run_extract_json(args): multi_worker = MultiprocessWrapper(worker, args.sink) pusher = JsonLinePusher(multi_worker, args.json_file, batch_size=args.jobs) else: - worker = PdfExtractWorker(wayback_client, sink=args.sink, thumbnail_sink=args.thumbnail_sink) + worker = PdfExtractWorker( + wayback_client, sink=args.sink, thumbnail_sink=args.thumbnail_sink + ) pusher = JsonLinePusher(worker, args.json_file) pusher.run() + def run_extract_cdx(args): wayback_client = WaybackClient() if args.jobs > 1: @@ -33,19 +32,22 @@ def run_extract_cdx(args): multi_worker, args.cdx_file, filter_http_statuses=[200, 226], - filter_mimetypes=['application/pdf'], + filter_mimetypes=["application/pdf"], batch_size=args.jobs, ) else: - worker = PdfExtractWorker(wayback_client, sink=args.sink, thumbnail_sink=args.thumbnail_sink) + worker = PdfExtractWorker( + wayback_client, sink=args.sink, thumbnail_sink=args.thumbnail_sink + ) pusher = CdxLinePusher( worker, args.cdx_file, filter_http_statuses=[200, 226], - filter_mimetypes=['application/pdf'], + filter_mimetypes=["application/pdf"], ) pusher.run() + def run_extract_zipfile(args): if args.jobs > 1: print("multi-processing: {}".format(args.jobs), file=sys.stderr) @@ -57,9 +59,10 @@ def run_extract_zipfile(args): pusher = ZipfilePusher(worker, args.zip_file) pusher.run() + def run_single(args): worker = PdfExtractBlobWorker(sink=args.sink, thumbnail_sink=args.thumbnail_sink) - with open(args.pdf_file, 'rb') as pdf_file: + with open(args.pdf_file, "rb") as pdf_file: pdf_bytes = pdf_file.read() worker.push_record(pdf_bytes) worker.finish() @@ -67,51 +70,55 @@ def run_single(args): args.thumbnail_sink.finish() - def main(): - parser = argparse.ArgumentParser( - formatter_class=argparse.ArgumentDefaultsHelpFormatter) - parser.add_argument('--kafka-mode', - action='store_true', - help="send output to Kafka (not stdout)") - parser.add_argument('--kafka-hosts', + parser = argparse.ArgumentParser(formatter_class=argparse.ArgumentDefaultsHelpFormatter) + parser.add_argument( + "--kafka-mode", action="store_true", help="send output to Kafka (not stdout)" + ) + parser.add_argument( + "--kafka-hosts", default="localhost:9092", - help="list of Kafka brokers (host/port) to use") - parser.add_argument('--kafka-env', - default="dev", - help="Kafka topic namespace to use (eg, prod, qa, dev)") - parser.add_argument('-j', '--jobs', - default=8, type=int, - help="parallelism for batch CPU jobs") + help="list of Kafka brokers (host/port) to use", + ) + parser.add_argument( + "--kafka-env", default="dev", help="Kafka topic namespace to use (eg, prod, qa, dev)" + ) + parser.add_argument( + "-j", "--jobs", default=8, type=int, help="parallelism for batch CPU jobs" + ) subparsers = parser.add_subparsers() - sub_extract_json = subparsers.add_parser('extract-json', - help="for each JSON line with CDX info, fetches PDF and does PDF extraction") + sub_extract_json = subparsers.add_parser( + "extract-json", + help="for each JSON line with CDX info, fetches PDF and does PDF extraction", + ) sub_extract_json.set_defaults(func=run_extract_json) - sub_extract_json.add_argument('json_file', + sub_extract_json.add_argument( + "json_file", help="JSON file to import from (or '-' for stdin)", - type=argparse.FileType('r')) + type=argparse.FileType("r"), + ) - sub_extract_cdx = subparsers.add_parser('extract-cdx', - help="for each CDX line, fetches PDF and does PDF extraction") + sub_extract_cdx = subparsers.add_parser( + "extract-cdx", help="for each CDX line, fetches PDF and does PDF extraction" + ) sub_extract_cdx.set_defaults(func=run_extract_cdx) - sub_extract_cdx.add_argument('cdx_file', + sub_extract_cdx.add_argument( + "cdx_file", help="CDX file to import from (or '-' for stdin)", - type=argparse.FileType('r')) + type=argparse.FileType("r"), + ) - sub_extract_zipfile = subparsers.add_parser('extract-zipfile', - help="opens zipfile, iterates over PDF files inside and does PDF extract for each") + sub_extract_zipfile = subparsers.add_parser( + "extract-zipfile", + help="opens zipfile, iterates over PDF files inside and does PDF extract for each", + ) sub_extract_zipfile.set_defaults(func=run_extract_zipfile) - sub_extract_zipfile.add_argument('zip_file', - help="zipfile with PDFs to extract", - type=str) + sub_extract_zipfile.add_argument("zip_file", help="zipfile with PDFs to extract", type=str) - sub_single = subparsers.add_parser('single', - help="opens single PDF and extracts it") + sub_single = subparsers.add_parser("single", help="opens single PDF and extracts it") sub_single.set_defaults(func=run_single) - sub_single.add_argument('pdf_file', - help="single PDF to extract", - type=str) + sub_single.add_argument("pdf_file", help="single PDF to extract", type=str) args = parser.parse_args() if not args.__dict__.get("func"): @@ -123,17 +130,22 @@ def main(): if args.kafka_mode: text_topic = "sandcrawler-{}.pdf-text".format(args.kafka_env) thumbnail_topic = "sandcrawler-{}.pdf-thumbnail-180px-jpg".format(args.kafka_env) - args.sink = KafkaCompressSink(kafka_hosts=args.kafka_hosts, - produce_topic=text_topic) - args.thumbnail_sink = KafkaSink(kafka_hosts=args.kafka_hosts, - produce_topic=thumbnail_topic) - print("Running in kafka output mode, publishing to {} and {}\n".format( - text_topic, thumbnail_topic), file=sys.stderr) + args.sink = KafkaCompressSink(kafka_hosts=args.kafka_hosts, produce_topic=text_topic) + args.thumbnail_sink = KafkaSink( + kafka_hosts=args.kafka_hosts, produce_topic=thumbnail_topic + ) + print( + "Running in kafka output mode, publishing to {} and {}\n".format( + text_topic, thumbnail_topic + ), + file=sys.stderr, + ) else: args.sink = None args.thumbnail_sink = None args.func(args) -if __name__ == '__main__': + +if __name__ == "__main__": main() |