Python - 私のコードで何が問題になっていますか？

Question

これは基本的なことですが、このエラーが発生しています： これを修復するにはどうすればよいですか？ y.yあなたのラインで

Traceback (most recent call last): File "/home/coding/Documents/Python Repository/2 - Numbers & math (Loan Calclator).py", line 40, in monthly_payment = float(loan_amount) * [0.05 * (1.0 + 0.05) * float(num_of_payments)]/[(1.0 + 0.05) * float(num_of_payments) - 1.0] TypeError: can't multiply sequence by non-int of type 'float'

#Loan Calculator 

#Monthly Payments formula > M = L[i(1+i)n]/[(1+i)n-1] 
# M = Month Payment 
# L = Loan amount 
# i = interest rate (int rate of 5%, i = 0.05) 
# n = number of payments 


print ('Hey there! Welcome to Johnny\'s Loan Bank!') 

#just set variable 
monthly_payment = 0 

#Set how much money user will need 
loan_input = input('So, how much would you like to lend? ') 

#transform the input in a float 
loan_amount = float(loan_input) 


#Set number of months to pay 
num_of_pay_input = input('And in how many months would you like to pay? ') 

#transform value into a float 
num_of_payments = float(num_of_pay_input) 

print ('\nSo, you want to lend {0:.1f} in {1:.1f} payments'.format(loan_amount, num_of_payments)) 
print ('You should know that we work with an interest rate of 5%') 

#Variable set to know the users decision 
user_decision = input('Would you like to continue?: ') 
print (user_decision) 

if user_decision == 'y' or decision == 'yes': 
    print ('loan_amount {0:.1f}'.format(loan_amount)) 
    print ('num_of_payments {0:.1f}'.format(num_of_payments)) 

Line 40>>>>  monthly_payment = float(loan_amount) * [0.05 * (1.0 + 0.05) * float(num_of_payments)]/[(1.0 + 0.05) * float(num_of_payments) - 1.0] 

    print ('Ok, you\'ll get a loan of {0:.1f} and you gonna pay us in {1:.1f} months'.format(loan_amount, num_of_payments) + \ 
     ', thats gonna be {0:.1f} for month.'.format(monthly_payment)) 
else: 
    print ('get off my bank') 

Answer 1

：

monthly_payment = float(loan_amount) * [0.05 * (1.0 + 0.05) * float(num_of_payments)]/[(1.0 + 0.05) * float(num_of_payments) - 1.0] 

あなたは操作の順序を指定する手段として、（リストを作成するために使用されるこのケースでは）角括弧を使用しています。これはタイプブラケット()でなければなりません。