input: 
  def print_customer_data(name: str):
      """ Searches customer data by customer name and prints the results.
      >>> print_customer_data("Alice")
      Alice - Customer ID: 123, Age: 30, City: London
      >>> print_customer_data("Bob")
      Bob - Customer ID: 456, Age: 25, City: New York
      """
      # 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 = {
          "Alice": {"Customer ID": 123, "Age": 30, "City": "London"},
          "Bob": {"Customer ID": 456, "Age": 25, "City": "New York"}
      }
      
      if name in customer_data:
          data = customer_data[name]
          print(f"{name} - Customer ID: {data['Customer ID']}, Age: {data['Age']}, City: {data['City']}")
      else:
          print(f"No data found for customer: {name}")