Setting up a RESTful Flask API

In our app, we will create a RESTful interface to the blog post data in our database. The representations of the data will be sent as JSON. The data will be retrieved and modified using the general form in the preceding table, but the URI will be /api/posts.

If you haven't already downloaded and accessed the example code given for this chapter and taken a look at the Flask URL maps for the API, then a simple way of doing this can be seen in the root directory of the application, as shown in the following code:

$ # Initialise the virtual environment and database with test data
$ ./init.sh
$ # Activate the python virtual environment
$ source venv/bin/activate
$ export FLASK_APP=main.py
$ echo app.url_map | flask shell | grep api
..
 <Rule '/auth/api' (POST, OPTIONS) -> auth.api>,
 <Rule '/api/post' (HEAD, GET, PUT, POST...