old_contents: #!/usr/bin/env python3
  # Copyright 2014 BitPay Inc.
  # Copyright 2016 The Bitcoin Core developers
  # Distributed under the MIT software license, see the accompanying
  # file COPYING or http://www.opensource.org/licenses/mit-license.php.
  import os
  import sys
  import argparse
  import logging
  
  help_text="""Test framework for bitcoin utils.
  
  Runs automatically during `make check`. 
  
  Can also be run manually."""
  
  if __name__ == '__main__':
      sys.path.append(os.path.dirname(os.path.abspath(__file__)))
      import buildenv
      import bctest
  
      parser = argparse.ArgumentParser(description=help_text)
      parser.add_argument('-v', '--verbose', action='store_true')
      args = parser.parse_args()
      verbose = args.verbose
  
      if verbose:
          level = logging.DEBUG
      else:
          level = logging.ERROR
      formatter = '%(asctime)s - %(levelname)s - %(message)s'
      # Add the format/level to the logger
      logging.basicConfig(format = formatter, level=level)
  
      bctest.bctester(buildenv.SRCDIR + "/test/util/data", "bitcoin-util-test.json", buildenv)
  
new_contents: #!/usr/bin/env python3
  # Copyright 2014 BitPay Inc.
  # Copyright 2016 The Bitcoin Core developers
  # Distributed under the MIT software license, see the accompanying
  # file COPYING or http://www.opensource.org/licenses/mit-license.php.
  """Test framework for bitcoin utils.
  
  Runs automatically during `make check`.
  
  Can also be run manually."""
  
  import os
  import sys
  import argparse
  import logging
  
  if __name__ == '__main__':
      sys.path.append(os.path.dirname(os.path.abspath(__file__)))
      import buildenv
      import bctest
  
      parser = argparse.ArgumentParser(description=__doc__)
      parser.add_argument('-v', '--verbose', action='store_true')
      args = parser.parse_args()
      verbose = args.verbose
  
      if verbose:
          level = logging.DEBUG
      else:
          level = logging.ERROR
      formatter = '%(asctime)s - %(levelname)s - %(message)s'
      # Add the format/level to the logger
      logging.basicConfig(format = formatter, level=level)
  
      bctest.bctester(buildenv.SRCDIR + "/test/util/data", "bitcoin-util-test.json", buildenv)
  
subject: Change help_text in bitcoin-util-test.py to a docstring.