input: 
  from faker import Faker
  
  def generate_sample_data(num_samples: int) -> None:
      """Generate and print sample data for a web application using Python's faker library. 
      The output will contain three columns of data: name, email, and age.
      >>> generate_sample_data(3)
      """
      fake = Faker()
      for _ in range(num_samples):
          print(fake.name(), fake.email(), fake.random_int(min=18, max=60))
  
output:     fake = Faker()
      for _ in range(num_samples):
          print(fake.name(), fake.email(), fake.random_int(min=18, max=60))