input: from typing import List
  
  def list_countries(filename: str) -> List[dict]:
      """ Reads a JSON file containing a list of countries and returns the list of countries.
      >>> list_countries('data.json')
      [{'name': 'AF', 'country': 'Afghanistan'}, {'name': 'AX', 'country': 'Åland Islands'}, ...]
      """
      
      import json
      with open(filename, 'r') as f:
          countries = json.load(f)
      return countries
output:     import json
      with open(filename, 'r') as f:
          countries = json.load(f)
      return countries