6.1.1 Tag Objects

raise_error(msg)
Raises a TemplateError exception using the string in the msg argument.

has_attrib(name)
Returns TRUE if the attribute specified in the name argument was defined for the tag. All attribute names are converted to lower case by the template parser.

assert_has_attrib(name)
If the attribute specified in the name argument is not defined for the tag a TemplateError exception will be raised.

get_attrib(name [, default = None])
Retrieves the value of the attribute specified in the name argument.

set_attrib(name, value)
Sets the value of the attribute named in the name argument to the value in the value argument.

attrib_items()
Returns a list of attribute name, value tuples which are defined for the tag.

write_attribs_except(ctx [, ...])
Sends all tag attributes to the write_content() method of the execution context in the ctx argument. Any attributes named in additional arguments will not be written.