# registry URL: /kida/api/environment/registry/ Section: environment Description: Filter and test registry for Kida environment. Provides dict-like interface for filters and tests. --- > For a complete page index, fetch /kida/llms.txt. Open LLM text (/kida/api/environment/registry/index.txt) Share with AI Ask Claude (https://claude.ai/new?q=Please%20help%20me%20understand%20this%20documentation%3A%20%2Fkida%2Fapi%2Fenvironment%2Fregistry%2Findex.txt) Ask ChatGPT (https://chatgpt.com/?q=Please%20help%20me%20understand%20this%20documentation%3A%20%2Fkida%2Fapi%2Fenvironment%2Fregistry%2Findex.txt) Ask Gemini (https://gemini.google.com/app?q=Please%20help%20me%20understand%20this%20documentation%3A%20%2Fkida%2Fapi%2Fenvironment%2Fregistry%2Findex.txt) Ask Copilot (https://copilot.microsoft.com/?q=Please%20help%20me%20understand%20this%20documentation%3A%20%2Fkida%2Fapi%2Fenvironment%2Fregistry%2Findex.txt) Module # `environment.registry` Filter and test registry for Kida environment. Provides dict-like interface for filters and tests. 1Class ## Classes `FilterRegistry` 10 ▼ Dict-like interface for filters/tests that matches Jinja2's API. Supports: - env.filters['name… Dict-like interface for filters/tests that matches Jinja2's API. Supports: - env.filters['name'] = func - env.filters.update({'name': func}) - func = env.filters['name'] - 'name' in env.filters All mutations use copy-on-write for thread-safety. #### Methods `get` 2 `Callable[..., Any] | None` ▼ `def get(self, name: str, default: Callable[..., Any] | None = None) -> Callable[..., Any] | None` ##### Parameters Name Type Description `name` `—` `default` `—` Default:`None` ##### Returns `Callable[..., Any] | None` `update` 1 ▼ Batch update filters. `def update(self, mapping: dict[str, Callable[..., Any]]) -> None` ##### Parameters Name Type Description `mapping` `—` `copy` 0 `dict[str, Callable[..., …` ▼ Return a copy of the underlying dict. `def copy(self) -> dict[str, Callable[..., Any]]` ##### Returns `dict[str, Callable[..., Any]]` `keys` 0 `KeysView[str]` ▼ `def keys(self) -> KeysView[str]` ##### Returns `KeysView[str]` `values` 0 `ValuesView[Callable[...,…` ▼ `def values(self) -> ValuesView[Callable[..., Any]]` ##### Returns `ValuesView[Callable[..., Any]]` `items` 0 `ItemsView[str, Callable[…` ▼ `def items(self) -> ItemsView[str, Callable[..., Any]]` ##### Returns `ItemsView[str, Callable[..., Any]]` Internal Methods 4 ▼ `__init__` 2 ▼ `def __init__(self, env: Environment, attr: str) -> None` ##### Parameters Name Type Description `env` `—` `attr` `—` `__getitem__` 1 `Callable[..., Any]` ▼ `def __getitem__(self, name: str) -> Callable[..., Any]` ##### Parameters Name Type Description `name` `—` ##### Returns `Callable[..., Any]` `__setitem__` 2 ▼ `def __setitem__(self, name: str, func: Callable[..., Any]) -> None` ##### Parameters Name Type Description `name` `—` `func` `—` `__contains__` 1 `bool` ▼ `def __contains__(self, name: object) -> bool` ##### Parameters Name Type Description `name` `—` ##### Returns `bool`