code: def main():
      '''Open the libconfig file specified by sys.argv[1] and pretty-print it'''
      global output
      if len(sys.argv[1:]) == 1:
          with io.open(sys.argv[1], 'r', encoding='utf-8') as f:
              output = load(f)
      else:
          output = load(sys.stdin)
  
      dump(output, sys.stdoutf main():
      '''Open the libconfig file specified by sys.argv[1] and pretty-print it'''
      global output
      if len(sys.argv[1:]) == 1:
          with io.open(sys.argv[1], 'r', encoding='utf-8') as f:
              output = load(f)
      else:
          output = load(sys.stdin)
  
      dump(output, sys.stdout)
docs: Open the libconfig file specified by sys.argv[1] and pretty-print it