Flask By Example

Adding weather and currency data

Now let's add some more functionality. We're showing media headlines from three different sources, but our user is probably interested in more than current affairs. We're going to see how easy it is to display the current weather and some exchange rates at the top of the page. For the weather data, we'll be using the OpenWeatherMap API, and for currency data, we'll be using Open Exchange Rates. At the time of writing, these APIs are freely available, although they both require registration.

Introducing the OpenWeatherMap API

In your web browser, visit the URL http://api.openweathermap.org/data/2.5/weather?q=London,uk&units=metric&appid=cb932829eacb6a0e9ee4f38bfbf112ed. You should see something that looks similar ...