docs: def generate_unique_name(name_prefix, reservation_id=None):
      """
      Generate a unique name.
      Method generate a guid and adds the first 8 characteres of the new guid to 'name_prefix'.
      If reservation id is provided than the first 4 chars of the generated guid are taken and the last 4
      of the reservation id
      """
      if reservation_id and isinstance(reservation_id, str) and len(reservation_id) >= 4:
          unique_id = str(uuid.uuid4())[:4] + "-" + reservation_id[-4:]
      else:
          unique_id = str(uuid.uuid4())[:8]
      return name_prefix + "_" + unique_id