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fix: Fall back to code_execution_result.output when merged_text is empty #5551

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fix: Fall back to code_execution_result.output when merged_text is empty #5551

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730ce3f
fix: Fall back to code_execution_result.output when merged_text is empty
AmSach Apr 30, 2026
91e5e8a
Merge branch 'main' into fix/code-execution-result-output-fallback
rohityan Apr 30, 2026
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10 changes: 10 additions & 0 deletions src/google/adk/tools/agent_tool.py
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Original file line number Diff line number Diff line change
Expand Up @@ -272,6 +272,16 @@ async def run_async(
merged_text = '\n'.join(
p.text for p in last_content.parts if p.text and not p.thought
)

# Fall back to code_execution_result output if merged_text is empty
# This handles inner code-executor agents that return only
# executable_code and code_execution_result (no text part)
if not merged_text or not merged_text.strip():
for p in last_content.parts:
if p.code_execution_result and p.code_execution_result.output:
merged_text = p.code_execution_result.output
break

output_schema = _get_output_schema(self.agent)
if output_schema:
tool_result = validate_schema(output_schema, merged_text)
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