https://pytorch.org/get-started/locally/  zzh@ZZHPC:~/zd/Github$python-mvenvzpytorchzzh@ZZHPC:~/zd/Github$cdzpytorch/zzh@ZZHPC:~/zd/Github/zpytorch$sourcebin/activate(zpytorch)zzh@ZZHPC:~/zd/Github/zpytorch$command-vpython/zdata/Git