jinja2.ext.DebugExtension

class documentation

class DebugExtension(Extension): (source)

A ``{% debug %}`` tag that dumps the available variables, filters, and tests. .. code-block:: html+jinja <pre>{% debug %}</pre> .. code-block:: text {'context': {'cycler': <class 'jinja2.utils.Cycler'>, ..., 'namespace': <class 'jinja2.utils.Namespace'>}, 'filters': ['abs', 'attr', 'batch', 'capitalize', 'center', 'count', 'd', ..., 'urlencode', 'urlize', 'wordcount', 'wordwrap', 'xmlattr'], 'tests': ['!=', '<', '<=', '==', '>', '>=', 'callable', 'defined', ..., 'odd', 'sameas', 'sequence', 'string', 'undefined', 'upper']} .. versionadded:: 2.11.0

Method	`parse`	If any of the :attr:`tags` matched this method is called with the parser as first argument. The token the parser stream is pointing at is the name token that matched. This method has to return one or a list of multiple nodes.
Class Variable	`tags`	Undocumented
Method	`_render`	Undocumented

Inherited from Extension:

Method	`__init__`	Undocumented
Method	`__init_subclass__`	Undocumented
Method	`attr`	Return an attribute node for the current extension. This is useful to pass constants on extensions to generated template code.
Method	`bind`	Create a copy of this extension bound to another environment.
Method	`call_method`	Call a method of the extension. This is a shortcut for :meth:`attr` + :class:`jinja2.nodes.Call`.
Method	`filter_stream`	It's passed a :class:`~jinja2.lexer.TokenStream` that can be used to filter tokens returned. This method has to return an iterable of :class:`~jinja2.lexer.Token`\s, but it doesn't have to return a :class:`~jinja2...
Method	`preprocess`	This method is called before the actual lexing and can be used to preprocess the source. The `filename` is optional. The return value must be the preprocessed source.
Class Variable	`identifier`	Undocumented
Class Variable	`priority`	Undocumented
Instance Variable	`environment`	Undocumented

def parse(self, parser): (source)

overrides jinja2.ext.Extension.parse

If any of the :attr:`tags` matched this method is called with the parser as first argument. The token the parser stream is pointing at is the name token that matched. This method has to return one or a list of multiple nodes.

Parameters
parser:`Parser`	Undocumented
Returns
`nodes.Output`	Undocumented

tags: set[str] = (source)

overrides jinja2.ext.Extension.tags

Undocumented

def _render(self, context): (source)

Undocumented

Parameters
context:`Context`	Undocumented
Returns
`str`	Undocumented