(1) Every person who drives a vehicle in a public place at a speed or in a manner which, having regard to all the circumstances of the case (including the nature, condition, and use of such place and the amount of traffic which then actually is or might reasonably be expected then to be in such place), is dangerous to the public shall be guilty of an offence under this section and shall, on summary conviction thereof, be liable, in the case of a first offence, to a fine not exceeding fifty pounds or, at the discretion of the court, to imprisonment for a term not exceeding three months or to both such fine and such imprisonment or, in the case of a second or any subsequent offence, to a fine not exceeding one hundred pounds or, at the discretion of the court, to imprisonment for any term not exceeding six months or to both such fine and such imprisonment.
(2) In a prosecution for an offence under this section, it shall not be a defence to prove that the speed at which the accused p