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fix(demos): guard against empty choices and message=None in hf_agent LLM calls #108

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fix(demos): guard against empty choices and message=None in hf_agent LLM calls #108

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6 changes: 5 additions & 1 deletion demos/hf_explorer/hf_agent.py
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Original file line number Diff line number Diff line change
Expand Up @@ -107,9 +107,11 @@ def chat_loop():
tool_choice="auto"
)

if not response.choices or response.choices[0].message is None:
raise ValueError("LLM returned empty or filtered response")
response_message = response.choices[0].message
messages.append(response_message)

# Check if the model wants to call a function
if response_message.tool_calls:
# Execute all tool calls
Expand All @@ -132,6 +134,8 @@ def chat_loop():
tool_choice="auto"
)

if not final_response.choices or final_response.choices[0].message is None:
raise ValueError("LLM returned empty or filtered response")
final_message = final_response.choices[0].message
messages.append(final_message)
print(f"\nAssistant: {final_message.content}\n")
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