old_contents: """DFTimewolf recipe for starting artifact hunts using GRR.
  
  Consists of a single collector that starts the hunt and provides a Hunt ID to
  the user. Feed the Hunt ID to grr_huntresults_plaso_timesketch to process them
  through plaso and send them to Timesketch.
  """
  from __future__ import unicode_literals
  
  contents = {
      'name':
          'grr_hunt_artifacts',
      'params': {},
      'collectors': [{
          'name': 'GRRHuntArtifactCollector',
          'args': {
              'artifacts': '@artifacts',
              'reason': '@reason',
              'grr_server_url': 'http://localhost:8000',
              'grr_auth': ('admin', 'admin'),
              'use_tsk': False,
              'approvers': "",
              'verbose': True,
          },
      }],
      'processors': [],
      'exporters': [],
  }
  
  args = [
      ('artifacts', 'Comma-separated list of artifacts to hunt for', None),
      ('reason', 'Reason for collection', None),
  ]
  
new_contents: """DFTimewolf recipe for starting artifact hunts using GRR.
  
  Consists of a single collector that starts the hunt and provides a Hunt ID to
  the user. Feed the Hunt ID to grr_huntresults_plaso_timesketch to process them
  through plaso and send them to Timesketch.
  """
  from __future__ import unicode_literals
  
  contents = {
      'name':
          'grr_hunt_artifacts',
      'params': {},
      'collectors': [{
          'name': 'GRRHuntArtifactCollector',
          'args': {
              'artifacts': '@artifacts',
              'reason': '@reason',
              'grr_server_url': 'http://localhost:8000',
              'grr_auth': ('admin', 'admin'),
              'use_tsk': "@use_tsk",
              'approvers': "",
              'verbose': True,
          },
      }],
      'processors': [],
      'exporters': [],
  }
  
  args = [
      ('artifacts', 'Comma-separated list of artifacts to hunt for', None),
      ('reason', 'Reason for collection', None),
      ('use_tsk', 'Use TSK to fetch artifacts', False),
  ]
  
subject: Add an optional --use_task argument (#44)