code: def main():
      
      actions = []
      try:
          # Parse the command line arguments.
          options, arguments = getopt.getopt(sys.argv[1:], 'cdh', [
              'convert', 'to-html', 'demo', 'help',
          ])
          # Map command line options to actions.
          for option, value in options:
              if option in ('-c', '--convert', '--to-html'):
                  actions.append(functools.partial(convert_command_output, *arguments))
                  arguments = []
              elif option in ('-d', '--demo'):
                  actions.append(demonstrate_colored_logging)
              elif option in ('-h', '--help'):
                  usage(__doc__)
                  return
              else:
                  assert False, "Programming error: Unhandled option!"
          if not actions:
              usage(__doc__)
              return
      except Exception as e:
          warning("Error: %s", e)
          sys.exit(1)
      for function in actions:
          function()
docs: Command line interface for the ``coloredlogs`` program.