# readthedocs

*author: junjie.jiang*


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## Desription

To get the list of documents for a single Read the Docs project.

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## Code Example

### Example

```python

from towhee import DataLoader, pipe, ops
p = (
    pipe.input('url')
    .map('url', 'text', ops.text_loader())
    .flat_map('text', 'sentence', ops.text_splitter())
    .map('sentence', 'embedding', ops.sentence_embedding.transformers(model_name='all-MiniLM-L6-v2'))
    .map('embedding', 'embedding', ops.towhee.np_normalize())
    .output('embedding')
)



for data in DataLoader(ops.data_source.readthedocs('https://towhee.readthedocs.io/en/latest/', include='html', exclude='index.html')):
    print(p(data).to_list(kv_format=True))

# batch
for data in DataLoader(ops.data_source.readthedocs('https://towhee.readthedocs.io/en/latest/', include='html', exclude='index.html'), batch_size=10):
    p.batch(data)
```

**Parameters:**


***page_prefix:*** *str*

The root path of the page. Generally, the crawled links are relative paths. The complete URL needs to be obtained by splicing the root path + relative path.

***index_page:*** *str*

The main page contains links to all other pages, if None, will use `page_prefix`.

example: https://towhee.readthedocs.io/en/latest/

***include:*** *Union[List[str], str]*

Only contains URLs that meet this condition.

***exclude:*** *Union[List[str], str]*

Filter out URLs that meet this condition.