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0,done:!0}}([i,a])}}}(this,(function(u){return a=this.jsServicesKernel.createComm(e,i),l=new n(a),this.register_comm(l),l.open(t,o,r,s),[2,l]}))},new((u=void 0)||(u=Promise))((function(e,t){function n(e){try{r(c.next(e))}catch(e){t(e)}}function o(e){try{r(c.throw(e))}catch(e){t(e)}}function r(t){var r;t.done?e(t.value):(r=t.value,r instanceof u?r:new u((function(e){e(r)}))).then(n,o)}r((c=c.apply(a,l||[])).next())}));var a,l,u,c},e.prototype.register_target=function(e,t){var o=this,r=this.jsServicesKernel.registerCommTarget(e,(function(e,r){var i=new n(e);o.register_comm(i);try{return t(i,r)}catch(e){i.close(),console.error(e),console.error(new Error("Exception opening new comm"))}}));this.targets[e]=r},e.prototype.unregister_target=function(e,t){this.targets[e].dispose(),delete this.targets[e]},e.prototype.register_comm=function(e){return this.comms[e.comm_id]=Promise.resolve(e),e.kernel=this.kernel,e.comm_id},e}();e.CommManager=t;var n=function(){function 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this._hookupCallbacks(r,t),r.msg.header.msg_id},e.prototype.on_msg=function(e){this.jsServicesComm.onMsg=e.bind(this)},e.prototype.on_close=function(e){this.jsServicesComm.onClose=e.bind(this)},e.prototype._hookupCallbacks=function(e,t){t&&(e.onReply=function(e){t.shell&&t.shell.reply&&t.shell.reply(e)},e.onStdin=function(e){t.input&&t.input(e)},e.onIOPub=function(e){if(t.iopub)if(t.iopub.status&&"status"===e.header.msg_type)t.iopub.status(e);else if(t.iopub.clear_output&&"clear_output"===e.header.msg_type)t.iopub.clear_output(e);else if(t.iopub.output)switch(e.header.msg_type){case"display_data":case"execute_result":case"stream":case"error":t.iopub.output(e)}})},e}();e.Comm=n}(e.services||(e.services={}))}(Q||(Q={}));var he=function(){function e(e,t,n){this.initialize(e,t,n)}return e.prototype.initialize=function(e,t,n){this._handler_context=n||this,this._models=[],this.views=[],this._create_view=e,this._remove_view=t||function(e){e.remove()}},e.prototype.update=function(e,t,n,o){var r=n||this._remove_view,i=t||this._create_view;o=o||this._handler_context;for(var s=0;s<e.length&&!(s>=this._models.length||e[s]!==this._models[s]);s++);for(var a=s,l=this.views.splice(a,this.views.length-a),u=0;u<l.length;u++)l[u].then((function(e){r.call(o,e)}));for(;s<e.length;s++)this.views.push(Promise.resolve(i.call(o,e[s],s)));return this._models=e.slice(),Promise.all(this.views)},e.prototype.remove=function(){var e=this;return Promise.all(this.views).then((function(t){t.forEach((function(t){return e._remove_view.call(e._handler_context,t)})),e.views=[],e._models=[]}))},e.prototype.dispose=function(){this.views=null,this._models=null},e}(),de=new i.Token("jupyter.extensions.jupyterWidgetRegistry")}}]);