COVID19_DAP 描述 项目组织 ├── LICENSE ├── README.md <- The top-level README for developers using this project. ├── data │ ├── data.csv <- List od used data bases. │ ├── external <- Data from third party sources. │ ├── processed <- The final, canonical data sets for modeling. │ └── raw <- The original, immutable data dump. │ ├── docs <- A defa