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Fix: Add empty checks for reasoning content arrays in stream handler #1982

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Merged
merged 2 commits into from
Oct 23, 2025
+7 −1
Merged

Fix: Add empty checks for reasoning content arrays in stream handler #1982

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436bc15
Fix: Add empty checks for reasoning content arrays in stream handler
Oct 22, 2025
5e97f05
Merge branch 'main' into fix-stream-handler-empty-content-check
gn00295120 Oct 23, 2025
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8 changes: 7 additions & 1 deletion src/agents/models/chatcmpl_stream_handler.py
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Original file line number Diff line number Diff line change
Expand Up @@ -150,6 +150,12 @@ async def handle_stream(
)

if reasoning_content and state.reasoning_content_index_and_output:
# Ensure summary list has at least one element
if not state.reasoning_content_index_and_output[1].summary:
state.reasoning_content_index_and_output[1].summary = [
Summary(text="", type="summary_text")
]

yield ResponseReasoningSummaryTextDeltaEvent(
delta=reasoning_content,
item_id=FAKE_RESPONSES_ID,
Expand Down Expand Up @@ -201,7 +207,7 @@ async def handle_stream(
)

# Create a new summary with updated text
if state.reasoning_content_index_and_output[1].content is None:
if not state.reasoning_content_index_and_output[1].content:
state.reasoning_content_index_and_output[1].content = [
Content(text="", type="reasoning_text")
]
Expand Down