new_contents: from pprint import pprint
  
  import click
  
  from libmproxy import tnetstring
  
  
  def read_tnetstring(input):
      # tnetstring throw a ValueError on EOF, which is hard to catch
      # because they raise ValueErrors for a couple of other reasons.
      # Check for EOF to avoid this.
      if not input.read(1):
          return None
      else:
          input.seek(-1, 1)
      return tnetstring.load(input)
  
  @click.command()
  @click.argument("input", type=click.File('rb'))
  def inspect(input):
      """
      pretty-print a dumpfile
      """
      while True:
          data = read_tnetstring(input)
          if not data:
              break
          pprint(data)
  
  
  if __name__ == "__main__":
      inspect()
  
subject: add tnetstring inspection tool