How to create dynamic subdomains in a Flask application

Question

I am trying to setup variable route handling in a Flask application such as described in this answer: Dynamic Subdomain Handling in a Web App (Flask)

However, I want

Answer 1

@app.before_request
def before_request():
    if 'api' == request.host[:-len(app.config['SERVER_NAME'])].rstrip('.'):
        redirect(url_for('api'))


@app.route('/', defaults={'path': ''}, subdomain='api')
@app.route('/', subdomain='api')
def api(path):
    return "hello"

This should work. Add your api version to the path if needed or that could be processed by your API class.