code: public static <DateInstantT extends DateInstant> DatePickerFragment newInstance(int pickerId, DateInstantT selectedInstant) {
          DatePickerFragment f = new DatePickerFragment();
  
          Bundle args = new Bundle();
          args.putInt(ARG_PICKER_ID, pickerId);
          args.putParcelable(ARG_SELECTED_INSTANT, selectedInstant);
          f.setArguments(args);
  
          return f;
      }
docs: Create a new date picker
  
  @param pickerId        The id of the item picker
  @param selectedInstant The positions of the items already selected
  @return The arguments bundle