def javaScriptConfirm(self, frame, msg):
        while True:
            a = input('Need confirm from JS: msg [Y/n] ')
            if not a or a.lower() == 'y':
                return True
            elif a.lower() in 'n':
                return False
dataset/ETHPy150Open zoofIO/flexx/exp/wgui.py/Page.javaScriptConfirm/operator `==` -> `in`