tl/scenes/admin.py

from django.contrib import admin

from .models import Project, Revision


@admin.register(Project)
class ProjectAdmin(admin.ModelAdmin):
    list_display = ("name", "owner", "fps", "updated")
    list_filter = ("owner",)
    search_fields = ("name",)
    filter_horizontal = ("collaborators",)
    readonly_fields = ("created", "updated")
    fields = ("name", "owner", "collaborators", "otio", "clip", "fps", "scene",
              "created", "updated")


@admin.register(Revision)
class RevisionAdmin(admin.ModelAdmin):
    list_display = ("project", "user", "created", "summary")
    list_filter = ("project", "user")
    date_hierarchy = "created"
    readonly_fields = ("project", "user", "created", "summary", "annotations")

    def has_add_permission(self, request):
        return False    # revisions are written by the API, not by hand