Injecting a QNetworkAccessManager

gistfile1.py

    def inject(self, webview):
        """ Replace the old QNetworkAccessManager instance with this
        instance.
        """
        old_manager = webview.page().networkAccessManager()

        self.setCache(old_manager.cache())
        self.setCookieJar(old_manager.cookieJar())
        self.setProxy(old_manager.proxy())
        self.setProxyFactory(old_manager.proxyFactory())
        webview.page().setNetworkAccessManager(self)