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报错如下：Traceback (most recent call last): File "/home/jiang/miniconda3/envs/Net/lib/python3.6/site-packages/tqdm/std.py", line 1178, in __iter__ for obj in iterable: File "/home/jiang/miniconda3/envs/Net/lib/python3.6/site-packages/torch/utils/data/

condaconda ≈ pip（python包管理） + virtualenv（虚拟环境） + 非python依赖包管理虚拟环境这里以创建名为EnvName的虚拟环境为例，python版本为3.6创建：创建conda create -n EnvName python=3.6手动激活环境conda activate EnvName移除：手动退出环境conda deactivate删除conda remove -n EnvName --all非python依赖包管理conda是一个跨平台

Broadcasting伪代码Inputs: array A with m dimensions; array B with n dimensionsp = max(m, n)if m < p: left-pad A's shape with 1s until it also has p dimensionselse if n < p: left-pad B's shape with 1s until is also has p dimensionsresult_dim