text: # ... I just realized what a shitty name this is. It's meant to be post (= after),
  # but is easily confusable with Post (the class).
  import regex as re
  
  def filterUnpacked(body):
      # Bad: https://stackoverflow.com/posts/68446681/revisions @ rev2
      body = re.sub(
          r"^(`{1,3})([^`\n]+)\1$",
          r"```\n\2\n```",
          body,
          flags = re.MULTILINE
      )
  
      return body
  