def index(self): grades = Grade.query() grade_arr = [] for grade in grades: grade_arr.append(grade.dict()) self.response.write(json.dumps(grade_arr))
def deleteAll(): ndb.delete_multi(Assignment.query().fetch(keys_only=True)) ndb.delete_multi(Course.query().fetch(keys_only=True)) ndb.delete_multi(Grade.query().fetch(keys_only=True)) ndb.delete_multi(Student.query().fetch(keys_only=True))
def grades(self): return Grade.query().filter(Grade.student == self.key)