text: # MIT License
  #
  # Copyright (c) 2018 Evgeniy Filatov, evgeniyfilatov@gmail.com
  #
  # Permission is hereby granted, free of charge, to any person obtaining a copy
  # of this software and associated documentation files (the "Software"), to deal
  # in the Software without restriction, including without limitation the rights
  # to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
  # copies of the Software, and to permit persons to whom the Software is
  # furnished to do so, subject to the following conditions:
  #
  # The above copyright notice and this permission notice shall be included in all
  # copies or substantial portions of the Software.
  #
  # THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  # IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  # FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
  # AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
  # LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
  # OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
  # SOFTWARE.
  import csv
  import json
  
  import click
  
  from blockchainetl_common.file_utils import smart_open
  from polygonetl.jobs.exporters.traces_item_exporter import traces_item_exporter
  from polygonetl.jobs.extract_geth_traces_job import ExtractGethTracesJob
  from blockchainetl_common.logging_utils import logging_basic_config
  
  logging_basic_config()
  
  
  @click.command(context_settings=dict(help_option_names=['-h', '--help']))
  @click.option('-i', '--input', required=True, type=str, help='The JSON file containing geth traces.')
  @click.option('-b', '--batch-size', default=100, show_default=True, type=int, help='The number of blocks to filter at a time.')
  @click.option('-o', '--output', default='-', show_default=True, type=str, help='The output file. If not specified stdout is used.')
  @click.option('-w', '--max-workers', default=5, show_default=True, type=int, help='The maximum number of workers.')
  def extract_geth_traces(input, batch_size, output, max_workers):
      """Extracts geth traces from JSON lines file."""
      with smart_open(input, 'r') as geth_traces_file:
          if input.endswith('.json'):
              traces_iterable = (json.loads(line) for line in geth_traces_file)
          else:
              traces_iterable = (trace for trace in csv.DictReader(geth_traces_file))
          job = ExtractGethTracesJob(
              traces_iterable=traces_iterable,
              batch_size=batch_size,
              max_workers=max_workers,
              item_exporter=traces_item_exporter(output))
  
          job.run()
  