遊戲中的得分系統。 PYTHON 3.5

Question

def LoginScreen(): 
    global User_Points 
    User_Points = 5 
    print("Welcome to Area Trainer") 
    print("Please enter the username for your account") 
    global user_name 
    user_name = str(input()) 
    save = open(user_name + '.txt', 'w') 
    points = open(user_name + 'Score' + '.txt', 'w+') 
    points.write(str(User_Points)) 


    PasswordCheck= True 
    while PasswordCheck: 
     user_password = input("type in your password: ") 
     if len(user_password) < 8: 
      print("your password must be 8 characters long") 
     elif not any(i.isdigit() for i in user_password): 
      print("you need a number in your password") 
     elif not any(i.isupper() for i in user_password): 
      print("you need a capital letter in your password") 
     elif not any(i.islower() for i in user_password): 
      print("you need a lowercase letter in your password") 
     else: 
      PasswordCheck = False 



def MenuTriangle(): 
    global User_Points 
    print('''Here is a triangle with a height of 12cm and a width of 29cm 
    /\  |    *Not to scale. 
/\ | 
/ \ | 12cm 
/ \ | 
<-------> 
    29cm 
    You must find out the area and select the correct answer from these options''') 
    print('''A) 175 
     B) 174 
     C) 2000 
     D) 199 

      ''') 
    user_input = input().upper() 

    if user_input == "A": 
      print("I'm sorry this is incorrect but you still have a chance to get 1 point!") 
      MenuTriangle2() 

    elif user_input == "C": 
      print("I'm sorry this is incorrect but you still have a chance to get 1 point!") 
      MenuTriangle2() 

    elif user_input == "D": 
      print("I'm sorry this is incorrect but you still have a chance to get 1 point!") 
      MenuTriangle2() 

    elif user_input == "B": 
      print("Congratulations! You got it right, someone's a smart cookie. Here have two points!") 
      reading = open(user_name + 'Score' + '.txt') 
      score = reading.read() 
      score = int(score) + 2 
      print("Your score is", score) 
      points = open('ok' + 'Score' + '.txt', 'w+') 
      points.write(str(score)) 
      MenuStart() 

def MenuStart(): 

    print("Welcome to the mathematical area game!") 
    print("In this game you will be required to calculate the area of multiple shapes.") 
    print("To do this you must know how to calculate the area of different shapes with increasing difficulty") 
print('''Please select a shape you want to play, 
    A) Triangle 
    B) Square 
    C) Circle''') 
user_input = input().upper() 

    if user_input == "A": 
     print("You have chosen to calculate the area of a triangle!") 
     MenuTriangle() 

    elif user_input == "B": 
     print("You have chosen to calculate the area of a square!") 
     MenuSquare() 

    elif user_input == "C": 
     print("You have chosen the calculate the area of a circle!") 
     MenuCircle() 

    else: 
     print("Oops! I didn't understand that >:") 
     MenuStart() 




LoginScreen() 
MenuStart() 

你好，我想做一個小遊戲，用戶必須猜測形狀的區域是什麼，如果他們得到它的權利，然後他們得到2分，但是，我正在使用外部文件來存儲遊戲的分數，但是每當我通過輸入我的名字玩遊戲時，密碼我都會看到分數的值在我得到答案後會變爲2，但是當它調用菜單函數時在文件中的分數被重置，我不知道爲什麼

正確的答案來保存按下按鈕是B 現在可用的唯一選項是三角形。如果任何人都可以請解決這個問題，將不勝感激。

Answer 1

這是因爲Python每次打開時都會自動覆蓋文件中的數據。您通過多次調用該函數多次打開該文件。