input: from faker import Faker
  
  fake = Faker()
  
  def generate_sample_data(num_entries: int) -> None:
      """
      Generate sample data for a web application using Python's faker library.
      The output should contain three columns of data: name, email, and age.
      >>> generate_sample_data(2)
      ('John Doe', 'johndoe@example.com', 35)
      ('Jane Smith', 'janesmith@example.com', 42)
      """
      for _ in range(num_entries):
          print(fake.name(), fake.email(), fake.random_int(min=18, max=60))
output:     for _ in range(num_entries):
          print(fake.name(), fake.email(), fake.random_int(min=18, max=60))