1from typing import Any
 2
 3from plain.packages import packages_registry
 4from plain.templates import register_template_filter, register_template_global
 5
 6from .views.registry import registry
 7
 8
 9@register_template_filter
10def get_admin_model_detail_url(obj: Any) -> str | None:
11    return registry.get_model_detail_url(obj)
12
13
14@register_template_global
15def is_package_installed(package_name: str) -> bool:
16    try:
17        packages_registry.get_package_config(package_name)
18        return True
19    except LookupError:
20        return False