input: 
  import sys
  
  def print_customer_data(name):
      """
      Searches customer data by customer name and prints results.
      
      >>> print_customer_data('John Doe')
      Mr. John Doe, ID: 12345, Phone: 555-1234
      >>> print_customer_data('Jane Smith')
      Ms. Jane Smith, ID: 67890, Phone: 555-5678
      """
      # Code for searching customer data by customer name and printing results
      ...
  
  # Main function for the customer search application
  if __name__ == "__main__":
      # Get command line arguments
      args = sys.argv
  
      if len(args) == 2:
          name = args[1]
          print_customer_data(name)
      else:
          print("Invalid arguments, please specify a customer name.")
  
output:     
      customer_data = {
          'John Doe': {'title': 'Mr.', 'id': 12345, 'phone': '555-1234'},
          'Jane Smith': {'title': 'Ms.', 'id': 67890, 'phone': '555-5678'}
      }
      
      if name in customer_data:
          customer = customer_data[name]
          print(f"{customer['title']} {name}, ID: {customer['id']}, Phone: {customer['phone']}")
      else:
          print(f"Customer {name} not found.")
  