input: 
  def calculate_average_of_five_numbers():
      """ Calculates the average of five numbers entered by the user.
      >>> calculate_average_of_five_numbers()
      Please enter number: 10
      Please enter number: 15
      Please enter number: 20
      Please enter number: 25
      Please enter number: 30
      The average is  20.0
      """
      nums = []
      for i in range(5):
          nums.append(int(input("Please enter number: ")))
  
      # Calculate average
      average = sum(nums) / len(nums)
  
      # Print average
      print("The average is ", average)
  
output:     nums = []
      for i in range(5):
          nums.append(int(input("Please enter number: ")))
  
      # Calculate average
      average = sum(nums) / len(nums)
  
      # Print average
      print("The average is ", average)