def remove_entrance_exam_graders(course_key, user):
 grading_model = CourseGradingModel.fetch(course_key)
 graders = grading_model.graders
 for (i, grader) in enumerate(graders):
  if (grader['type'] == GRADER_TYPES['ENTRANCE_EXAM']):
   CourseGradingModel.delete_grader(course_key, i, user)

def remove_entrance_exam_graders ( course_key , user ) : grading_model = CourseGradingModel . fetch ( course_key ) graders = grading_model . graders for ( i , grader ) in enumerate ( graders ) : if ( grader [ 'type' ] == GRADER_TYPES [ 'ENTRANCE_EXAM' ] ) : CourseGradingModel . delete_grader ( course_key , i , user )
removes existing entrance exam graders attached to the specified course typically used when adding/removing an entrance exam .