docstr: formatted message string, including fix message if present
docstr_tok: ["formatted","message","string",",","including","fix","message","if","present"]
code: def message(self):
      """formatted message string, including fix message if present"""
      if self.fix_msg:
          return "; ".join((self.problem_msg, self.fix_msg))
      return self.problem_msg
  
file_path: nibabel/nibabel/batteryrunners.py
label_desc: Use image node_id 6 for calling the Report obj's underlying member method code with example usage: obj.message() and returns: self, str