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fix(provider): add missing index field to streaming tool_call deltas (#6661) #6692

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fix(provider): add missing index field to streaming tool_call deltas (#6661) #6692

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9c41a3f
fix(provider): add missing index field to streaming tool_call deltas
Mar 20, 2026
8525d97
fix(provider): use enumerate for multi-tool-call index assignment
Mar 20, 2026
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8 changes: 8 additions & 0 deletions astrbot/core/provider/sources/openai_source.py
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Original file line number Diff line number Diff line change
Expand Up @@ -307,6 +307,14 @@ async def _query_stream(
state = ChatCompletionStreamState()

async for chunk in stream:
# Fix for #6661: Add missing 'index' field to tool_call deltas
# Gemini and some OpenAI-compatible proxies omit this field
if chunk.choices:
for choice in chunk.choices:
if choice.delta and choice.delta.tool_calls:
for idx, tc in enumerate(choice.delta.tool_calls):
if not hasattr(tc, "index") or tc.index is None:
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@gemini-code-assist gemini-code-assist bot Mar 20, 2026

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medium

For improved readability and maintainability, consider using getattr with a default value to check for the missing or None index. This is a more concise and idiomatic Python pattern for this type of check.

Suggested change
if not hasattr(tc, "index") or tc.index is None:
if getattr(tc, "index", None) is None:

tc.index = idx
try:
state.handle_chunk(chunk)
except Exception as e:
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