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docs: Update RequestLoader.fetch_next_request docblock #1374

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janbuchar merged 1 commit into from
Aug 26, 2025
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docs: Update RequestLoader.fetch_next_request docblock #1374

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6 changes: 5 additions & 1 deletion src/crawlee/request_loaders/_request_loader.py
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Original file line number Diff line number Diff line change
Expand Up @@ -43,7 +43,11 @@ async def is_finished(self) -> bool:

@abstractmethod
async def fetch_next_request(self) -> Request | None:
"""Return the next request to be processed, or `null` if there are no more pending requests."""
"""Return the next request to be processed, or `None` if there are no more pending requests.

The method should return `None` if and only if `is_finished` would return `True`. In other cases, the method
should wait until a request appears.
"""

@abstractmethod
async def mark_request_as_handled(self, request: Request) -> ProcessedRequest | None:
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