ListToN

number = 0

while True:
    try:
        number = int(input("Enter a positive integer: "))
        if number > 0:
            break
        else:
            print("\nERROR!\n Enter a positive number only!\n")
            continue
    except ValueError:
        print("\nERROR!\n NOT an integer! Please try again...\n")
        continue

i = 0
while i < number:
    i = i + 1
    print(i)