input: Write a function to get the latest position of the International Space Station using the Open Notify API.
  assert get_iss_position() is not None
  assert isinstance(get_iss_position(), dict)
  assert 'latitude' in get_iss_position() and 'longitude' in get_iss_position()
output: import requests
  
  def get_iss_position():
      response = requests.get("http://api.open-notify.org/iss-now.json")
      data = response.json()
      position = data['iss_position']
      return {'latitude': position['latitude'], 'longitude': position['longitude']}