def element_should_not_exist(self, json_string, expr):
value = self.select_elements(json_string, expr)<EOL>if value is not None:<EOL><INDENT>raise JsonValidatorError('<STR_LIT>' % expr)<EOL><DEDENT>
Check that one or more elements, matching [ http://jsonselect.org/ | JSONSelect] expression, don't exist.

*DEPRECATED* JSON Select query language is outdated and not supported any more.
Use other keywords of this library to query JSON.

*Args:*\n
_json_string_ - JSON string;\n
_expr_ - JSONSelect expression;\n

*Raises:*\n
JsonValidatorError