Create python calculator

python calculator

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+# Program make a simple calculator
+
+# This function adds two numbers
+def add(x, y):
+ return x + y
+
+# This function subtracts two numbers
+def subtract(x, y):
+ return x - y
+
+# This function multiplies two numbers
+def multiply(x, y):
+ return x * y
+
+# This function divides two numbers
+def divide(x, y):
+ return x / y
+
+
+print("Select operation.")
+print("1.Add")
+print("2.Subtract")
+print("3.Multiply")
+print("4.Divide")
+
+while True:
+ # Take input from the user
+ choice = input("Enter choice(1/2/3/4): ")
+
+ # Check if choice is one of the four options
+ if choice in ('1', '2', '3', '4'):
+ num1 = float(input("Enter first number: "))
+ num2 = float(input("Enter second number: "))
+
+ if choice == '1':
+ print(num1, "+", num2, "=", add(num1, num2))
+
+ elif choice == '2':
+ print(num1, "-", num2, "=", subtract(num1, num2))
+
+ elif choice == '3':
+ print(num1, "*", num2, "=", multiply(num1, num2))
+
+ elif choice == '4':
+ print(num1, "/", num2, "=", divide(num1, num2))
+ break
+ else:
+ print("Invalid Input")