Book a Demo!
CoCalc Logo Icon
StoreFeaturesDocsShareSupportNewsAboutPoliciesSign UpSign In
microsoft
GitHub Repository: microsoft/vscode
 Path: blob/main/extensions/copilot/test/simulation/fixtures/review/bank-account-2.py
13399 views
1
import threading

2


3


4
class BankAccount:

5
    def __init__(self):

6
        self.is_open = False

7
        self.balance = None

8
        self.lock = threading.Lock()

9


10
    def get_balance(self):

11
        with self.lock:

12
            if not self.is_open:

13
                raise ValueError('account not open')

14
            return self.balance

15


16
    def open(self):

17
        with self.lock:

18
            if self.is_open:

19
                raise ValueError('account already open')

20
            self.is_open = True

21
            self.balance = 0

22


23
    def deposit(self, amount):

24
        with self.lock:

25
            if not self.is_open:

26
                raise ValueError('account not open')

27
            if amount <= 0:

28
                raise ValueError('amount must be greater than 0')

29
            self.balance += amount

30


31
    def withdraw(self, amount):

32
        with self.lock:

33
            if not self.is_open:

34
                raise ValueError('account not open')

35
            if amount <= 0:

36
                raise ValueError('amount must be greater than 0')

37
            if amount > self.balance:

38
                raise ValueError('amount must be less than balance')

39
            self.balance -= amount

40


41
    def close(self):

42
        with self.lock:

43
            if not self.is_open:

44
                raise ValueError('account not open')

45
            self.is_open = False

46