code: def split_segment_ids(segment_ids):
      
      
      def split_segment_id(segment_id):
          temp = segment_id.split(':')
          if len(temp) == 2:
              temp.append(None)
          elif temp[2] == '*':
              temp[2] = None
          else:
              temp[2] = int(temp[2])
              
          return temp
  
      return map(split_segment_id, segment_ids)
docs: Given an array of strings of the form ifo:name and
      ifo:name:version, returns an array of tuples of the form (ifo,
      name, version) where version may be None