code: def format_dimension(dimension):
          
          result = ""
          if "type" in dimension.attrib:
              result += "[R" if dimension.attrib["type"] == "row" else "[C"
          else:
              result += "[C"
          if "index" in dimension.attrib:
              result += ":" + dimension.attrib["index"]
  
          result += "] " + re.sub("\s+", " ", dimension.text.replace("\n", " "))
          return result
docs: Formats the specified <dimension> XML tag for string output.