code: def report():
      
  
      arguments = docopt.docopt(report.__doc__, version='cr-format 0.1')
      show_pending = arguments['--show-pending']
      show_output = arguments['--show-output']
      show_diff = arguments['--show-diff']
  
      with use_db(arguments['<session-file>'], WorkDB.Mode.open) as db:
          for work_item, result in db.completed_work_items:
              print('{} {} {} {}'.format(work_item.job_id, work_item.module_path,
                                         work_item.operator_name,
                                         work_item.occurrence))
  
              print('worker outcome: {}, test outcome: {}'.format(
                  result.worker_outcome, result.test_outcome))
  
              if show_output:
                  print('=== OUTPUT ===')
                  print(result.output)
                  print('==============')
  
              if show_diff:
                  print('=== DIFF ===')
                  print(result.diff)
                  print('============')
  
          if show_pending:
              for work_item in db.pending_work_items:
                  print('{} {} {} {}'.format(
                      work_item.job_id, work_item.module_path,
                      work_item.operator_name, work_item.occurrence))
  
          num_items = db.num_work_items
          num_complete = db.num_results
  
          print('total jobs: {}'.format(num_items))
  
          if num_complete > 0:
              print('complete: {} ({:.2f}%)'.format(
                  num_complete, num_complete / num_items * 100))
              print('survival rate: {:.2f}%'.format(survival_rate(db)))
          else:
              print('no jobs completed')
docs: cr-report
  
  Usage: cr-report [--show-output] [--show-diff] [--show-pending] <session-file>
  
  Print a nicely formatted report of test results and some basic statistics.
  
  options:
      --show-output   Display output of test executions
      --show-diff     Display diff of mutants
      --show-pending  Display results for incomplete tasks