code: def format_endpoint_argument_doc(argument):
      
      doc = argument.doc_dict()
  
      # Trim the strings a bit
      doc['description'] = clean_description(py_doc_trim(doc['description']))
      details = doc.get('detailed_description', None)
      if details is not None:
          doc['detailed_description'] = clean_description(py_doc_trim(details))
  
      return doc
docs: Return documentation about the argument that an endpoint accepts.