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Fix: SSE Stream parser expects additional space after colon "data:" #559

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merged 2 commits into from
Sep 25, 2023
Merged

Fix: SSE Stream parser expects additional space after colon "data:" #559

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d820e93
Update api_requestor.py
michaelfeil Aug 3, 2023
dc9af50
fix: SSE event for api_requestor.py
michaelfeil Aug 3, 2023
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14 changes: 8 additions & 6 deletions openai/api_requestor.py
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Original file line number Diff line number Diff line change
Expand Up @@ -98,16 +98,18 @@ def _make_session() -> requests.Session:


def parse_stream_helper(line: bytes) -> Optional[str]:
if line:
if line.strip() == b"data: [DONE]":
# return here will cause GeneratorExit exception in urllib3
# and it will close http connection with TCP Reset
return None
if line and line.startswith(b"data:"):
if line.startswith(b"data: "):
# SSE event may be valid when it contain whitespace
line = line[len(b"data: "):]
return line.decode("utf-8")
else:
line = line[len(b"data:"):]
if line.strip() == b"[DONE]":
# return here will cause GeneratorExit exception in urllib3
# and it will close http connection with TCP Reset
return None
else:
return line.decode("utf-8")
return None


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