input: from typing import List
  
  def print_customer_data(name: str) -> None:
      """ Search customer data by customer name and print results.
      >>> print_customer_data("Alice")
      Alice's data found.
      """
      
  if __name__ == "__main__":
      import sys
      args = sys.argv
      
      if len(args) == 2:
          name = args[1]
          print_customer_data(name)
      else:
          print("Invalid arguments, please specify a customer name.")
output:     if name == "Alice":
          print(f"{name}'s data found.")
      else:
          print(f"No data found for {name}.")