docs: def write_to_logfile(logfile, out, err, cmd):
      """
      Writes stdout, stderr, and a command to a logfile
      :param logfile: Path to file to write output to.
      :param out: Stdout of program called, as a string
      :param err: Stderr of program called, as a string
      :param cmd: command that was used
      """
      with open(logfile, 'a+') as outfile:
          outfile.write('Command used: {}\n\n'.format(cmd))
          outfile.write('STDOUT: {}\n\n'.format(out))
          outfile.write('STDERR: {}\n\n'.format(err))