fix: httpx.Client is slow when sending large data #3661
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This commit addresses an issue where sending large data with httpx.Client was extremely slow. The problem was that the entire data payload was being loaded into memory and sent in a single operation.
This fix refactors the sending process for iterable bytes types to use a chunked approach with
yield
, which significantly improves performance and reduces memory usage for large payloads.Summary
test case ref encode/httpcore#1029, close issue #3660
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