werkzeug.is_resource_modified¶

werkzeug.is_resource_modified(environ, etag=None, data=None, last_modified=None)[source]¶

Convenience method for conditional requests.

Parameters:	environ – the WSGI environment of the request to be checked. etag – the etag for the response for comparison. data – or alternatively the data of the response to automatically generate an etag using generate_etag(). last_modified – an optional date of the last modification.
Returns:	True if the resource was modified, otherwise False.