funkwhale/api/funkwhale_api/providers/urls.py

from django.conf.urls import include, url

urlpatterns = [
    url(
        r"^youtube/",
        include(
            ("funkwhale_api.providers.youtube.urls", "youtube"), namespace="youtube"
        ),
    ),
    url(
        r"^musicbrainz/",
        include(
            ("funkwhale_api.musicbrainz.urls", "musicbrainz"), namespace="musicbrainz"
        ),
    ),
]