fix: guard __dict__ access with is not None checks for optional tool fields#1408
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…fields hasattr() returns True even when the optional field value is None, causing AttributeError: 'NoneType' object has no attribute '__dict__' when OpenAI Agents SDK WebSearchTool/FileSearchTool have optional fields (user_location, filters, ranking_options) set to None. Fixes AgentOps-AI#1285
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areibman
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Jun 25, 2026
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Summary
hasattr()returnsTrueeven when an optional field value isNone, causingAttributeError: 'NoneType' object has no attribute '__dict__'when OpenAI Agents SDKWebSearchTool/FileSearchToolhave optional fields (user_location,filters,ranking_options) set toNone.Changes
In
agentops/instrumentation/providers/openai/attributes/response.py, addedis not Noneguards alongside existinghasattr()checks in three places:get_response_tool_web_search_attributes:tool.user_location.__dict__get_response_tool_file_search_attributes:tool.filters.__dict__get_response_tool_file_search_attributes:tool.ranking_options.__dict__Fixes
Fixes #1285
Testing
Verified the fix with the reproduction case from #1285 — OpenAI Agents SDK
WebSearchTool/FileSearchToolwithNone-valued optional fields no longer crashon_span_end.