将kaggle的competition中的Titanic数据集直接下载到Colab

!pip install -U -q kaggle
!mkdir -p ~/.kaggle
!echo '{"username":"bruce374","key":"43313de75c23e8c5a1b9713cc04183c0"}' > ~/.kaggle/kaggle.json

#usename和key在kaggle--->my account----->create new api token  中

!chmod 600 ~/.kaggle/kaggle.json

!mkdir -p titanic_data

!kaggle competitions download -c titanic -p titanic_data