(1)No appeal shall be brought from any determination or order of the court under this Part of this Act except with the leave of the court or of the Court of Appeal.
(2)Notwithstanding anything in subsection (4) of section twenty-nine of this Act, the court granting leave to appeal may direct that during the period beginning with the granting of leave to appeal and ending with the date to which a tenancy is continued by the said subsection (4) the tenancy shall have effect subject to such modifications, terms or conditions as that court may specify.