code: def _make_pretty_deprecated(deprecated):
      
  
      if deprecated != "":
          deprecated = "\n".join(map(lambda n: n[4:], deprecated.split("\n")))
          return "**Deprecated:**\n%s\n" % deprecated
docs: Makes the deprecated description pretty and returns a formatted string if `deprecated`
      is not an empty string. Otherwise, returns None.
  
      Expected input:
  
          ...
  
      Expected output:
      **Deprecated:**
  
      ...