def METHOD_NAME(self):
    window_info = cef.WindowInfo()
    self._win32_handle = self.get_handle()
    window_info.SetAsChild(self._win32_handle)
    self._browser = cef.CreateBrowserSync(window_info, url=self.NOTEBOOK_URL)
    self._browser.SetClientCallback("OnBeforeBrowse", self.on_before_browse)
    self._browser.SetClientCallback("OnAddressChange", self.on_address_change)
    self.load_html(self._initial_html)
    self._initial_html = None