Add file handler to capture langchain agent logging #1515
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…avid-langchain-agent-logging
…avid-langchain-agent-logging
fix paths to yaml files
…sn't pretent to have attributes that the original does not have
dagardner-nv
added
non-breaking
efajardo-nv
reviewed
Feb 13, 2024
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+143
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| llm_agent_file_handler = _get_file_handler(llm_agent_log_file) | ||
| llm_agent_file_handler.addFilter(logging.Filter(name=LLM_AGENT_LOG_NAME)) | ||
| llm_agent_logger.addHandler(llm_agent_file_handler) |
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Fyi - This PR updates logger so that you can pass in additional handlers.
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Description
agent.login the user's log dir.astreammethod (https://python.langchain.com/docs/modules/agents/how_to/streaming#using-agentactionobservation) which is available in langchain 0.0.310, but not in 0.0.190AgentExecutorinstance contains anastreamattribute it is used allowing us to log intermediate steps, otherwise the olderarunmethod is used.Note: this feature requires langchain 0.0.310 which requires pandas 2.0
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