SYMBOL INDEX (7 symbols across 2 files) FILE: question_model.py class Question (line 2) | class Question : method __init__ (line 3) | def __init__(self ,text , answer) : FILE: quiz_brain.py class Quizbrain (line 4) | class Quizbrain : method __init__ (line 5) | def __init__(self ,q_list) -> None: method still_has_question (line 10) | def still_has_question (self) : method nextquestion (line 14) | def nextquestion (self) : method checkanswer (line 20) | def checkanswer (self , uinput , correctanswer):