input: 
  from typing import Dict
  
  def print_customer_data(customers: Dict[str, str]):
      """
      Print the customer data based on the customer name provided as a command-line argument.
      If the name is found in the database, print the corresponding data. If not, print "Customer not found."
      
      >>> print_customer_data({'Alice': 'ID: 101, Address: 123 Main St', 'Bob': 'ID: 102, Address: 456 Maple Ave'})
      Customer not found.
      >>> print_customer_data({'Alice': 'ID: 101, Address: 123 Main St', 'Bob': 'ID: 102, Address: 456 Maple Ave'}, "Alice")
      ID: 101, Address: 123 Main St
      """
      import sys
      args = sys.argv
      if len(args) == 2:
          name = args[1]
          if name in customers:
              print(customers[name])
          else:
              print("Customer not found.")
      else:
          print("Invalid arguments, please specify a customer name.")
  
  if __name__ == "__main__":
      customer_database = {
          'Alice': 'ID: 101, Address: 123 Main St',
          'Bob': 'ID: 102, Address: 456 Maple Ave'
      }
      print_customer_data(customer_database)
  
output:     import sys
      args = sys.argv
      if len(args) == 2:
          name = args[1]
          if name in customers:
              print(customers[name])
          else:
              print("Customer not found.")
      else:
          print("Invalid arguments, please specify a customer name.")