hyperboria/nexus/pylon/sources/specific/research_square.py
the-superpirate 7389f85ef2 - Send Pylon to golden
-  Move fancy naming to Hub
-  Adopt translations
-  Fix long authors list in bot
-  Support CJK in scitech
-  Fixed pylon bug with decoding improper unicode ch...

GitOrigin-RevId: 74f73c44f749a71cb65dd5ddd3416f32a83d329f
2021-01-08 23:09:19 +03:00

31 lines
928 B
Python

import re
from typing import AsyncIterable
from nexus.pylon.exceptions import RegexNotFoundError
from nexus.pylon.sources.base import (
DoiSource,
PreparedRequest,
)
class ResearchSquareSource(DoiSource):
base_url = 'https://dx.doi.org'
async def resolve(self) -> AsyncIterable[PreparedRequest]:
async with self.get_resolve_session() as session:
url = f'{self.base_url}/{self.doi}'
async with session.get(
url,
timeout=self.resolve_timeout
) as resp:
download_page = await resp.text()
match = re.search(
r'\"(https://www\.researchsquare\.com/article/[^\"]+\.pdf)\"',
download_page,
re.IGNORECASE,
)
if not match:
raise RegexNotFoundError(url=url)
yield PreparedRequest(method='get', url=match.group(1))