Python Code help For Implement a list

[shw7]

---

result = 0

def add(num1, num2):
    result = num1 + num2
    return result
   
def subtract(num1, num2):
    result = num1 - num2
    return result
   
def multiply(num1, num2):
    result = num1 * num2
    return result
   
def divide(num1, num2):
    try:
        result = num1 / num2
    except ZeroDivisionError:
        print('float division by zero')
        result = None        
       
    return result
   
def power(num1, num2):
    result = num1 ** num2
    return result
   
def remainder(num1, num2):
    result = num1 % num2
    return result

def select_op(choice):
    if choice == '#':
        return -1
       
    else:
        number_one = input("Enter first number: ")
        print(number_one)
        if number_one.endswith('$'):
            return 0
        elif number_one == '#':
            return -1
        else:
            number_two = input("Enter second number: ")
            print(number_two)
            if number_two.endswith('$'):
                return 0
            elif number_two == '#':
                return -1
                     
        number_one_float = float(number_one)
        number_two_float = float(number_two)
       
        if choice == '+':
            result = add(number_one_float, number_two_float)
        elif choice == '-':
            result = subtract(number_one_float, number_two_float)
        elif choice == '*':
            result = multiply(number_one_float, number_two_float)
        elif choice == '/':
            result = divide(number_one_float, number_two_float)
        elif choice == '^':
            result = power(number_one_float, number_two_float)
        elif choice == '%':
            result = remainder(number_one_float, number_two_float)

        print(str(number_one_float) + " " + choice + " " + str(number_two_float) + " = " + str(result))

while True:
    print("Select operation.")
    print("1.Add      : + ")
    print("2.Subtract : - ")
    print("3.Multiply : * ")
    print("4.Divide   : / ")
    print("5.Power    : ^ ")
    print("6.Remainder: % ")
    print("7.Terminate: # ")
    print("8.Reset    : $ ")
   
# take input from the user
    choice = input("Enter choice(+,-,*,/,^,%,#,$): ")
    print(choice)
                       
    if(select_op(choice) == -1):
    #program ends here
        print("Done. Terminating")
        exit()

------ Post added on Apr 13, 2022 at 2:07 PM

 

[sarasithagalagama]

Oya part 2 da?
Eke part 1 eken issarahata yanna baruwa inne. Monawa wenas karala gahuwath weradiylu.

Ubata part 1 eka hari giya nan e code eka methana dapanko

def get_user_input():
a = input("Enter first number: ")
print(a)
if(a=='#'):
return -1
try:
fa=float(a)
except ValueError:
return None
b = input("Enter second number: ")
print(b)
if(b=='#'):
return -1
try:
fb=float(b)
except ValueError:
return None
return fa,fb

def add(a,b):
print(float(a), "+", float(b), "=", float(a)+float(b))
return

def subtract(a,b):
print(float(a), "-", float(b), "=", float(a)-float(b))

def multiply(a,b):
return a*b

def divide(a,b):
try:
print(float(a), "/", float(b), "=", float(a)/float(b))
except ZeroDivisionError:
print("float division by zero")
print(float(a), "/", float(b), "=", "None")
except ValueError:
pass
return

def power(a,b):
return a+b

def remainder(a,b):
return a+b


def select_op(choice):
if(choice == "#"):
return -1
elif(choice == "+"):
Z = get_user_input()
if(Z==None):
return
elif(Z==-1):
return -1
a,b = Z
add(a,b)
elif(choice == "-"):
Z = get_user_input()
if(Z==None):
return
elif(Z==-1):
return -1
a,b = Z
subtract(a,b)
elif(choice == "/"):
Z = get_user_input()
if(Z==None):
return
a,b = Z
divide(a,b)



while True:
print("Select operation.")
print("1.Add : + ")
print("2.Subtract : - ")
print("3.Multiply : * ")
print("4.Divide : / ")
print("5.Power : ^ ")
print("6.Remainder: % ")
print("7.Terminate: # ")
print("8.Reset : $ ")


# take input from the user
choice = input("Enter choice(+,-,*,/,^,%,#,$): ")
print(choice)
if(select_op(choice) == -1):
#program ends here
print("Done. Terminating")
exit()