views.py 文件源码

def run_algo(request):
    if request.method == 'POST':
        try:
            params = json.loads(request.body)
        except:
            return HttpResponseBadRequest(json.dumps({'error':'Json required'}),content_type="application/json")
        if not params.get("image_pickle_file_path") or not params.get("algo") or not params.get('cluster_number') or not params.get('output_path'): 
            return HttpResponseBadRequest(json.dumps({'error':'output_path ,image_pickle_file_path,cluster_number and algo manadatory,only .pickle file accepted, valid algo are '+str(default_params.algo_details.keys())}),content_type="application/json")
        pid_element = Results.objects.create(pid=None)
        params['id'] = pid_element.id
        params = json.dumps(params)
        command = "python segment_hsi.py '"+str(params)+"' &"
        proc = subprocess.Popen(command,shell=True)
        return HttpResponse(json.dumps({'success':True,'task_id':pid_element.id}),content_type="application/json")
    else:
        raise Http404()