client_id' no existe en per_client_metrics['client_id'][0, i]

en compile results en linea 136 no existe client_id lo he comentado 

   for i, _ in enumerate(per_client_mean):
        #    #center = int(per_client_metrics['client_id'][0, i])
        #    center = int(per_client_metrics['client_id'][0, i])
        #    center = center_names[center]
        #    if center not in csv_dict:
        #        csv_dict[center] = {}