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langchain/langchain/document_loaders/readthedocs.py

38 lines
1.2 KiB
Python

"""Loader that loads ReadTheDocs documentation directory dump."""
from pathlib import Path
from typing import List
from langchain.docstore.document import Document
from langchain.document_loaders.base import BaseLoader
class ReadTheDocsLoader(BaseLoader):
"""Loader that loads ReadTheDocs documentation directory dump."""
def __init__(self, path: str):
"""Initialize path."""
self.file_path = path
def load(self) -> List[Document]:
"""Load documents."""
from bs4 import BeautifulSoup
def _clean_data(data: str) -> str:
soup = BeautifulSoup(data)
text = soup.find_all("main", {"id": "main-content"})
if len(text) != 0:
text = text[0].get_text()
else:
text = ""
return "\n".join([t for t in text.split("\n") if t])
docs = []
for p in Path(self.file_path).rglob("*"):
if p.is_dir():
continue
with open(p) as f:
text = _clean_data(f.read())
metadata = {"source": str(p)}
docs.append(Document(page_content=text, metadata=metadata))
return docs