(A)   (1)   When traffic-control signals are not in place or not in operation, the driver of a vehicle shall yield the right-of-way slowing down or stopping, if need be, to so yield to a pedestrian crossing thee roadway within a crosswalk when:
         (a)   The pedestrian is upon the half of the roadway upon which the vehicle is traveling; or
         (b)   The pedestrian is approaching so closely from the opposite edge of the roadway as to be in danger.
      (2)   The provisions of this division are not applicable under conditions where pedestrians are required to yield pursuant to this subchapter.
   (B)   No pedestrian shall suddenly leave a curb or other place of safety or walk or run into the path of the vehicle which is so close that it is impossible for the driver to yield.
   (C)   Whenever any vehicle is stopped at a marked crosswalk, or any unmarked crosswalk, or at an intersection to permit a pedestrian to cross a roadway, the driver of any other vehicle approaching from the rear shall not overtake to pass such stopped vehicle.
(47 O.S. § 11-502)  (`83 Code, § 15-1002)  Penalty, see § 71.999