webkit.file_chooser_request.FileChooserRequest.getMimeTypesFilter for more details.
FileChooserRequest.filter
gtk.file_filter.FileFilter filter() @propertyGet filter property.
Returns
The filter currently associated with the request. See
gtk.file_filter.FileFilter filter() @propertyGet filter property.
webkit.file_chooser_request.FileChooserRequest.getMimeTypesFilter for more details.