> For the complete documentation index, see [llms.txt](https://870167019.gitbook.io/blockchainspider/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://870167019.gitbook.io/blockchainspider/label-spiders/labelcloud.md).

# LabelCloud

Launch the following command in the console to crawl the labels from the label cloud e.g. Etherscan's label cloud. Before doing this, please make sure you have installed `chromedriver`.

```
scrapy crawl labels.labelcloud \
-a out=/path/to/output/data \
-a labels=exchange \
-a categories=accounts 
```

the argument for Etherscan label cloud spider including:

* **out**: the output directory, the default is `./data`.
* **site**: the site of label cloud, the default is `etherscan`, and the other options include `bscscan`,  `polygonscan`, and `hecoinfo`.
* **labels**(optional): the specified label name joined by `,` supporting fuzzy matching, if not set, defaults to crawl all labels.
* **categories**(optional): the specified categories joined by `,` supporting fuzzy matching, if not set, defaults to crawl `accounts` label. Other optional includes `tokens` ,`transactions` and `blocks`.