input: 
  from faker import Faker
  
  def generate_sample_data(num_entries: int) -> None:
      """Generates and prints sample data for a web application with three columns of data: name, email, and age.
      Each entry is generated using Python's faker library.
      >>> generate_sample_data(2)
      'Robert Moore robertmoore@example.com 45'
      'Jeffrey Mendez jamendez@example.com 32'
      """
      fake = Faker()
      for _ in range(num_entries):
          print(fake.name(), fake.email(), fake.random_int(min=18, max=60))
  
output:     fake = Faker()
      for _ in range(num_entries):
          print(fake.name(), fake.email(), fake.random_int(min=18, max=60))