curriculum/challenges/english/blocks/learn-lambda-functions-by-building-an-expense-tracker/65825a9520a0795c8afbef50.md
After the print() call, call the print_expenses function to display all the expenses that have been added so far. Pass the expenses list as the argument.
You should call the print_expenses() function within your elif clause.
({ test: () => assert(runPython(`len(_Node(_code).find_function("main").find_whiles()[0].find_bodies()[0].find_ifs()[0].find_bodies()[1].find_calls("print_expenses")) == 1`)) })
You should pass the expenses list as the argument to your print_expenses() call.
({ test: () => assert(runPython(`_Node(_code).find_function("main").find_whiles()[0].find_bodies()[0].find_ifs()[0].find_bodies()[1].has_call("print_expenses(expenses)")`)) })
def add_expense(expenses, amount, category):
expenses.append({'amount': amount, 'category': category})
def print_expenses(expenses):
for expense in expenses:
print(f'Amount: {expense["amount"]}, Category: {expense["category"]}')
def total_expenses(expenses):
return sum(map(lambda expense: expense['amount'], expenses))
def filter_expenses_by_category(expenses, category):
return filter(lambda expense: expense['category'] == category, expenses)
def main():
expenses = []
while True:
print('\nExpense Tracker')
print('1. Add an expense')
print('2. List all expenses')
print('3. Show total expenses')
print('4. Filter expenses by category')
print('5. Exit')
choice = input('Enter your choice: ')
if choice == '1':
amount = float(input('Enter amount: '))
category = input('Enter category: ')
add_expense(expenses, amount, category)
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elif choice == '2':
print('\nAll Expenses:')
--fcc-editable-region--