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fix: tool result length in telemetry #42

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Merged
merged 1 commit into from
Aug 19, 2025
Merged

fix: tool result length in telemetry #42

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10 changes: 4 additions & 6 deletions src/mcp_server_datahub/_telemetry.py
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Original file line number Diff line number Diff line change
Expand Up @@ -35,12 +35,10 @@ async def on_call_tool(
# This method typically returns fastmcp.tools.tool.ToolResult.
if isinstance(result, mt.CallToolResult):
telemetry_data["tool_result_is_error"] = result.isError
telemetry_data["tool_result_length"] = (
sum(
len(block.text)
for block in result.content
if isinstance(block, mt.TextContent)
),
telemetry_data["tool_result_length"] = sum(
len(block.text)
for block in result.content
if isinstance(block, mt.TextContent)
)

return result
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