1.导库

概率RNN 受到 DeepAR 的启发，并且几乎与 DeepAR 相同：https://arxiv.org/abs/1704.04110

# fix python path if working locally
from utils import fix_pythonpath_if_working_locally

fix_pythonpath_if_working_locally()

%load_ext autoreload
%autoreload 2
%matplotlib inline

import torch
import torch.nn as nn
import torch.optim