def is_not_in(self, *items):
if len(items) == <NUM_LIT:0>:<EOL><INDENT>raise ValueError('<STR_LIT>')<EOL><DEDENT>else:<EOL><INDENT>for i in items:<EOL><INDENT>if self.val == i:<EOL><INDENT>self._err('<STR_LIT>' % (self.val, self._fmt_items(items)))<EOL><DEDENT><DEDENT><DEDENT>return self<EOL>
Asserts that val is not equal to one of the given items.