datasets NCBI出品跨平台轻松批量从数据库中下载数据的命令行工具
指南：
工具处于快速更新迭代阶段，正逐步添加新功能，，参考网址：https://www.ncbi.nlm.nih.gov/datasets/docs/v1/how-tos/
安装：
curl -o datasets 'https://ftp.ncbi.nlm.nih.gov/pub/datasets/command-line/v1/linux-amd64/datasets'
curl -o dataformat 'https://ftp.ncbi.nlm.nih.gov/pub/datasets/command-line/v1/linux-amd64/dataformat'
chmod +x dataformat datasets
用法：
比如下载基因，基因组序列数的据帮助信息如下
./datasets download -h
Download genome, gene and coronavirus data packages, including sequence, annotation, and metadata, as a zip file.
Refer to NCBI's [download and install](https://www.ncbi.nlm.nih.gov/datasets/docs/download-and-install/) documentation for information about getting started with the command-line tools.
Usage
datasets download [flags]
datasets download [command]
Examples
datasets download genome accession GCF_000001405.40 --chromosomes X,Y --exclude-gff3 --exclude-rna
datasets download genome taxon "bos taurus"
datasets download gene gene-id 672
datasets download gene symbol brca1 --taxon mouse
datasets download gene accession NP_000483.3
datasets download virus genome taxon sars-cov-2 --host dog
datasets download virus protein S --host dog --filename SARS2-spike-dog.zip
datasets download --input-json request_file.json --filename output.zip
Available Commands
gene download a gene dataset
genome download a genome dataset
virus download a coronavirus dataset
ortholog download an ortholog dataset
Flags
--filename string specify a custom file name for the downloaded dataset (default "ncbi_dataset.zip")
-h, --help help for download
--input-json string a file that contains a valid json request object for genome or gene queries
Global Flags
--api-key string NCBI Datasets API Key
--no-progressbar hide progress bar
Use datasets download help <command> for detailed help about a command.