def p_mixin(self, p):
self.scope.add_mixin(Mixin(list(p)[<NUM_LIT:1>:], p.lineno(<NUM_LIT:3>)).parse(self.scope))<EOL>self.scope.pop()<EOL>p[<NUM_LIT:0>] = None<EOL>
mixin_decl                : open_mixin declaration_list brace_close