In all cases of the arrest of any person without a warrant, the policeman making the arrest shall bring such person forthwith before the municipal court, if in session, and if not in session, the policeman shall commit such person to the city jail, there to be safely kept in custody until such court shall be in session, when such person shall be taken forthwith before such court, there to be tried according to law; provided, that the chief of police or any policeman may take good and sufficient bail from such offender for his appearance before the municipal court. (Code 1941, Art. 109-6)