calc_super_ultra_rebuild_v2

calc.py

@@ -1,133 +1,61 @@
-def main():
-    print("Welcome to the Calculator")
-    command = input("Select command: [ + ] [ - ] [ * ] [ / ] \nType exit if u want exit \n")
-    match command: #выбор команд
-        case "+":
-            summ()
-        case "*":
-            multiplication()
-        case "-":
-            minus()
-        case "/":
-            division()
-        case "exit":
-            exit
-        case _:
-            print(KeyError("Incorrect"))
-            main()
-def summ(total=None):
-    print("Enter number(s) to summ, enter spase to finish calculating")
-    if total is None:
+def main(total=None):
+    print("-=+=- / Welcome ту калькулейтор \ -=+=-\nВведите exit для выхода\n")
+    if total == None:
         try:
-            total = float(input("Enter First number \n"))
+            total= float(input("Введите первое число\n"))
         except ValueError:
-            print("Enter a valid number")
+            print("Введите число")
             return
     while True:
-        num_input = input("Enter numbers to summ or change command [ + ] [ - ] [ * ] [ / ]\n")
-        if num_input == " " or num_input == "":
-            print(total)
-            main()
-        if num_input in ["+", "-", "*", "/"]:
-            if num_input == "+":
-                return summ(total)
-            elif num_input == "-":
-                return minus(total)
-            elif num_input == "*":
-                return multiplication(total)
-            elif num_input == "/":
-                return division(total)
-        try:
-            number = float(num_input)
-            total += number
-            print(f"Total summ = {total}")
-        except ValueError:
-            print("Error, enter correct number")
-def minus(total=None):
-    print("Enter number(s) to summ, enter spase to finish calculating")
-    if total is None:
-        try:
-            total = float(input("Enter First number \n"))
-        except ValueError:
-            print("Enter a valid number")
-            return
-    while True:
-        num_input = input("Enter numbers to minus or change command [ + ] [ - ] [ * ] [ / ]\n")
-        if num_input == " " or num_input == "":
-            print(total)
-            main()
-        if num_input in ["+", "-", "*", "/"]:
-            if num_input == "+":
-                return summ(total)
-            elif num_input == "-":
-                return minus(total)
-            elif num_input == "*":
-                return multiplication(total)
-            elif num_input == "/":
-                return division(total)
-        try:
-            number = float(num_input)
-            total -= number
-            print(f"Total minus = {total}")
-        except ValueError:
-            print("Error, enter correct number")
-def multiplication(total=None):
-    print("Enter number(s) to multuplicate, enter spase to finish calculating")
-    print("Enter number(s) to summ, enter spase to finish calculating")
-    if total is None:
-        try:
-            total = float(input("Enter First number \n"))
-        except ValueError:
-            print("Enter a valid number")
-            return
-    while True:
-        num_input = input("Enter numbers to multiplicate or change command [ + ] [ - ] [ * ] [ / ]\n")
-        if num_input == " " or num_input == "":
-            print(total)
-            main()
-        if num_input in ["+", "-", "*", "/"]:
-            if num_input == "+":
-                return summ(total)
-            elif num_input == "-":
-                return minus(total)
-            elif num_input == "*":
-                return multiplication(total)
-            elif num_input == "/":
-                return division(total)
-        try:
-            number = float(num_input)
-            total *= number
-            print(f"Total multiplication = {total}")
-        except ValueError:
-            print("Error, enter correct number")
-def division(total=None):
-    print("Enter number(s) to summ, enter spase to finish calculating")
-    if total is None:
-        try:
-            total = float(input("Enter First number \n"))
-        except ValueError:
-            print("Enter a valid number")
-            return
-    while True:
-        num_input = input("Enter numbers to division  or change command [ + ] [ - ] [ * ] [ / ]\n")
-        if num_input == " " or num_input == "":
-            print(total)
-            main()
-        if num_input in ["+", "-", "*", "/"]:
-            if num_input == "+":
-                return summ(total)
-            elif num_input == "-":
-                return minus(total)
-            elif num_input == "*":
-                return multiplication(total)
-            elif num_input == "/":
-                return division(total)
-        try:
-            number = float(num_input)
-            total /= number
-            print(f"Total division = {total}")
-        except ValueError:
-            print("Error, enter correct number")
-
+        num_input = input("Введите операцию\n")
+        if num_input in ['' or ' ']:
+            print(f"Результат: {total}")
+            return total
+        match num_input:
+            case '+':
+                number = input("Введите число для суммы\n")
+                try:
+                    num = float(number)
+                    total+=num
+                    print(f"Сумма = {total}")
+                    main(total)
+                except ValueError:
+                    print("Введите корректроное число")
+                    main()
+            case "*":
+                number = input("Введите число для умножения\n")
+                try:
+                    num = float(number)
+                    total*=num
+                    print(f"Умножение = {total}")
+                    main(total)
+                except ValueError:
+                    print("Введите корректроное число")
+                    main()
+            case "-":
+                number = input("Введите число для разницы\n")
+                try:
+                    num = float(number)
+                    total-=num
+                    print(f"Разница = {total}")
+                    main(total)
+                except ValueError:
+                    print("Введите корректроное число")
+                    main()
+            case "/":
+                number = input("Введите делитель\n")
+                try:
+                    num = float(number)
+                    total/=num
+                    print(f"Деление = {total}")
+                    main(total)
+                except ValueError:
+                    print("Введите корректроное число")
+                    main()
+            case "exit":
+                exit()
+            case _:
+                main()
+                print("Введите число или функцию")
 if __name__ == "__main__":
     main() #запуск функции main, основа программы