input: Write a function to calculate the average of five numbers entered by a user. The function should prompt the user to input five numbers, compute their average, and print the result.
  
  assert calculate_average()=="Please enter number: \nPlease enter number: \nPlease enter number: \nPlease enter number: \nPlease enter number: \nThe average is 3.0"
  assert calculate_average()=="Please enter number: \nPlease enter number: \nPlease enter number: \nPlease enter number: \nPlease enter number: \nThe average is 4.0"
  assert calculate_average()=="Please enter number: \nPlease enter number: \nPlease enter number: \nPlease enter number: \nPlease enter number: \nThe average is 5.0"
  assert calculate_average()=="Please enter number: \nPlease enter number: \nPlease enter number: \nPlease enter number: \nPlease enter number: \nThe average is 2.0"
  assert calculate_average()=="Please enter number: \nPlease enter number: \nPlease enter number: \nPlease enter number: \nPlease enter number: \nThe average is 3.5"
output: def calculate_average():
      numbers = []
      for i in range(5):
          numbers.append(float(input("Please enter number: \n")))
      average = sum(numbers) / len(numbers)
      return f"The average is {average}"