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87a665c | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 | import requests
import logging
from typing import Iterator, List, Union
from langchain_core.document_loaders import BaseLoader
from langchain_core.documents import Document
log = logging.getLogger(__name__)
class ExternalWebLoader(BaseLoader):
def __init__(
self,
web_paths: Union[str, List[str]],
external_url: str,
external_api_key: str,
continue_on_failure: bool = True,
**kwargs,
) -> None:
self.external_url = external_url
self.external_api_key = external_api_key
self.urls = web_paths if isinstance(web_paths, list) else [web_paths]
self.continue_on_failure = continue_on_failure
def lazy_load(self) -> Iterator[Document]:
batch_size = 20
for i in range(0, len(self.urls), batch_size):
urls = self.urls[i : i + batch_size]
try:
response = requests.post(
self.external_url,
headers={
'User-Agent': 'Open WebUI (https://github.com/open-webui/open-webui) External Web Loader',
'Authorization': f'Bearer {self.external_api_key}',
},
json={
'urls': urls,
},
)
response.raise_for_status()
results = response.json()
for result in results:
yield Document(
page_content=result.get('page_content', ''),
metadata=result.get('metadata', {}),
)
except Exception as e:
if self.continue_on_failure:
log.error(f'Error extracting content from batch {urls}: {e}')
else:
raise e
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