def connect(self): 
        try:
            self.connection = pymongo.Connection(self.host, self.port)
            self.db = self.connection[self.name]
        except AutoReconnect:
            raise DatabaseException("It's not possible connect to the database")
def uninstall_plugin(plugin):
    plugin = get_plugin_from_all(plugin)
    if plugin.uninstallable:
        plugin.uninstall()
        Setting.invalidate_cache()

        flash(_("Plugin has been uninstalled."), "success")
    else:
        flash(_("Cannot uninstall plugin."), "danger")

    return redirect(url_for("management.plugins"))