Decorator to dispatch to different functions based on HTTP methods

method_dispatcher.py

def method_dispatcher(view: Callable) -> Callable:
    """Dispatch for method. Turns view into decorator so you can do:


    @method_dispatcher
    def my_view(request):
        return HttpResponse()

    @method_dispatcher("POST", "PUT")
    def submit(request):
        ... # does whatever on POST or PUT
    """

    view._dispatch_to: list[tuple[Callable, list[str]]] = []

    def _dispatch(*methods: str) -> Callable:
        def _decorator(fn: Callable) -> Callable:
            view._dispatch_to.append((fn, methods))

        return _decorator

    def _wrapper(request: HttpRequest, *args, **kwargs) -> HttpResponse:
        for fn, methods in view._dispatch_to:
            if request.method in methods:
                return fn(request, *args, **kwargs)
        return view(request, *args, **kwargs)

    _wrapper.dispatch = _dispatch

    return _wrapper