requestingheight.py

while True:
  try:
     height = int(input("Enter a number between 0 and 23: "))       
  except (ValueError):
     print("Not an integer!")
     continue
  else:
    if not 0 <= height <= 23:
     print("Height's smaller than 0 or bigger than 23")
     continue
    else:
      break

print("You selected an height of " + str(height))