text: %cd /content
  !echo "下载代码"
  !git clone https://github.com/Jf-Chen/FRN-main.git
  %cd /content/FRN-main/data
  !echo "下载完成"
  
  !echo "下载mini-ImageNet.tar 并完成配置"
  %cd /content/FRN-main/data
  !chmod 755 /content/FRN-main/data/my_download.sh # 
  # 下载数据，下载位置写在config.yml中
  !/content/FRN-main/data/my_download.sh
  !echo "下载、配置完成"
  
  !echo "下载已经训练好的pre-train model"
  %cd /content/FRN-main/trained_model_weights
  !chmod 755 /content/FRN-main/trained_model_weights/download_weights.sh
  !/content/FRN-main/trained_model_weights/download_weights.sh
  !echo "预训练权重下载完成"
  
  !echo "准备环境"
  !pip3 install tensorboardX
  !echo "tensorboardX已安装"