def pre_request_setup():
global cached_countries
if not cached_countries:
stored_countries = [
country.format() for country in Country.query.all()
]
if not stored_countries:
countries = requests.get(REST_COUNTRIES_ALL)
simplified_countries = get_simplified_countries(
countries.json())
Country.insert_all(simplified_countries)
cached_countries = simplified_countries
else:
cached_countries = stored_countries
