calc.py

@@ -1,92 +1,2 @@
-def main():
+print("world says hallo")
-    print("Welcome to the Calculator")
+print("hello to worlds")
-    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():
-    print("Enter number(s) to summ, enter spase to finish calculating")
-    try:
-        total = float(input("Enter First number \n"))
-    except ValueError:
-        print("Enter a valid number")
-        return
-    while True:
-        num_input = input("Enter numbers to summ\n")
-        if num_input == " " or num_input == "":
-            print(total)
-            main()
-        try:
-            number = float(num_input)
-            total -= number
-            print(f"Total summ = {total}")
-        except ValueError:
-            print("Error, enter correct number")
-def minus():
-    print("Enter number(s) to minus, enter spase to finish calculating")
-    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\n")
-        if num_input == " " or num_input == "":
-            print(total)
-            main()
-        try:
-            number = float(num_input)
-            total -= number
-            print(f"Total minus = {total}")
-        except ValueError:
-            print("Error, enter correct number")
-def multiplication():
-    print("Enter number(s) to multuplicate, enter spase to finish calculating")
-    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\n")
-        if num_input == " " or num_input == "":
-            print(total)
-            main()
-        try:
-            number = float(num_input)
-            total *= number
-            print(f"Total multiplication = {total}")
-        except ValueError:
-            print("Error, enter correct number")
-def division():
-    print("Enter number(s) to division, enter spase to finish calculating")
-    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\n")
-        if num_input == " " or num_input == "":
-            print(total)
-            main()
-        try:
-            number = float(num_input)
-            total /= number
-            print(f"Total division = {total}")
-        except ValueError:
-            print("Error, enter correct number")
-
-if __name__ == "__main__":
-    main() #запуск функции main, основа программы