betty.jinja.filter module

The Jinja filter API.

class betty.jinja.filter.JinjaFilter

Bases: Plugin[JinjaFilterDefinition]

A Jinja filter.

Subclasses MUST have a .__call__() method of any signature.

final class betty.jinja.filter.JinjaFilterDefinition

Bases: PluginClsDefinition[JinjaFilter]

The jinja filter plugin type.

Plugin type ID	jinja-filter
Definition	@JinjaFilterDefinition(...)

Built-in jinja filters:

build-content (BuildContent)

file (File)

format-datetime-datetime (FormatDatetimeDatetime)

format-degrees (FormatDegrees)

html-lang (HtmlLang)

image-resize-cover (ImageResizeCover)

json-dump (JsonDump)

json-load (JsonLoad)

localize (Localize)

negotiate-has-dates (NegotiateHasDates)

select-has-dates (SelectHasDates)

to-language-tag (ToLanguageTag)

unique (Unique)

url (Url)

webpack-entry-point-js (WebpackEntryPointJs)

__init__(plugin_id: ResolvableMachineName, *, auto: bool = False, requires: Requires = ())

static type() → PluginTypeDefinition[Self]

The plugin type definition.

final class betty.jinja.filter.JinjaFilterManufacturer

Bases: PluginManufacturer[JinjaFilterDefinition, JinjaFilter]

The Jinja filter manufacturer.