import Mylib

menu = ["1. Add" , "2. Subtract" , "3. Multiply" , "4. Divide", "5. SCALC", "6. All in One"]

while True:

try:

print(*menu, sep = " ")

sel=int(input("Please select an operation: "))

n1=int(input("Enter your lower range number "))

n2=int(input("Enter your higher range number "))

except:

print("Something went wrong, lets try again")

sel=int(input("Please select an operation: "))

n1=int(input("Enter your lower range number "))

n2=int(input("Enter your higher range number "))

else:

print("You entered", n1 , "and" , n2)

try:

n3=int(input("Enter your first number "))

n4=int(input("Enter your second number "))

except:

print("You did not enter a number, let's start over")

continue

if Mylib.IsInRange(n1, n2, n3, n4) == "true":

print("You entered", n3 )

print("You entered", n4)

addition = Mylib.scalc(str(n3) + "," + str(n4) + ",+")

subtraction = Mylib.scalc(str(n3) + "," + str(n4) + ",-")

multiply = Mylib.scalc(str(n3) + "," + str(n4) + ",*")

divide = Mylib.scalc(str(n3) + "," + str(n4) + ",/")

elif Mylib.IsInRange(n1, n2, n3, n4) == "false":

print("The input values are outside the input ranges")

print("Please check the numbers and try again")

continue

if sel==1:

print("The result for " + str(n3) + " + " + str(n4) + " = " + str(addition))

elif sel==2:

print("The result for " + str(n3) + " - " + str(n4) + " = " + str(subtraction))

elif sel==3:

print("The result for " + str(n3) + " * " + str(n4) + " = " + str(multiply))

elif sel==4:

print("The result for " + str(n3) + " / " + str(n4) + " = " + str(divide))

elif sel==5:

print("The result for " + str(n3) + " + " + str(n4) + " = " + str(addition))

print("The result for " + str(n3) + " - " + str(n4) + " = " + str(subtraction))

print("The result for " + str(n3) + " * " + str(n4) + " = " + str(multiply))

print("The result for " + str(n3) + " / " + str(n4) + " = " + str(divide))

elif sel==6:

res = Mylib.AllinOne(n3, n4)

print(str(n3) + " + " + str(n4) + " = " + str(res["add"]))

print(str(n3) + " - " + str(n4) + " = " + str(res["sub"]))

print(str(n3) + " * " + str(n4) + " = " + str(res["mult"]))

print(str(n3) + " / " + str(n4) + " = " + str(res["div"]))

else:

print("Error: Operation selection was invalid. Please Try Again")

calc = input("Restart Calculator? Enter Yes/No: ")

if (calc == "Yes"):

continue

elif (calc == "yes"):

continue

elif (calc == "No" and "no"):

print("Thank you for using my calculator")

break

else:

# thankyou message for user

print("Thank you for using my calculator")

break

Mylib

def IsInRange(n1, n2, n3, n4):

if (n1 <= n3 <= n2) and (n1 <= n4 <= n2):

return "true"

else:

return "false"

def add(n3, n4):

addition = n3 + n4

return addition

def sub(n3, n4):

subtraction = n3 - n4

return subtraction

def mul(n3, n4):

multiply = n3 * n4

return multiply

def div(n3, n4):

try:

divide = n3 / n4

except ZeroDivisionError:

divide = "Can't divide by zero, answer not given"

return divide

def scalc(p1):

mystring=p1.split(",")

if mystring[2] == "+":

answer = add(float(mystring[0]), float(mystring[1]))

if mystring[2] == "-":

answer = sub(float(mystring[0]), float(mystring[1]))

if mystring[2] == "*":

answer = mul(float(mystring[0]), float(mystring[1]))

if mystring[2] == "/":

answer = div(float(mystring[0]), float(mystring[1]))

return answer

def AllinOne(n3, n4):

add = n3 + n4

subtract = n3 - n4

multiply = n3 * n4

divide = n3 / n4

print('Res is dictionary', {"add": add, "sub": subtract, "mult": multiply, "div": divide})

return {"add": add,

"sub": subtract,

"mult": multiply,

"div": divide

}

Need to create a class to the following Mylib. All the functions need to change intomethods in the class.