:mod:`langchain.callbacks.base`.BaseCallbackHandler
==========================================================

.. currentmodule:: langchain.callbacks.base

.. autoclass:: BaseCallbackHandler

   
   
   .. rubric:: Methods

   .. autosummary::
   
      ~BaseCallbackHandler.__init__
      ~BaseCallbackHandler.on_agent_action
      ~BaseCallbackHandler.on_agent_finish
      ~BaseCallbackHandler.on_chain_end
      ~BaseCallbackHandler.on_chain_error
      ~BaseCallbackHandler.on_chain_start
      ~BaseCallbackHandler.on_chat_model_start
      ~BaseCallbackHandler.on_llm_end
      ~BaseCallbackHandler.on_llm_error
      ~BaseCallbackHandler.on_llm_new_token
      ~BaseCallbackHandler.on_llm_start
      ~BaseCallbackHandler.on_retriever_end
      ~BaseCallbackHandler.on_retriever_error
      ~BaseCallbackHandler.on_retriever_start
      ~BaseCallbackHandler.on_text
      ~BaseCallbackHandler.on_tool_end
      ~BaseCallbackHandler.on_tool_error
      ~BaseCallbackHandler.on_tool_start
   
   

   
   
   .. rubric:: Attributes

   .. autosummary::
   
      ~BaseCallbackHandler.ignore_agent
      ~BaseCallbackHandler.ignore_chain
      ~BaseCallbackHandler.ignore_chat_model
      ~BaseCallbackHandler.ignore_llm
      ~BaseCallbackHandler.ignore_retriever
      ~BaseCallbackHandler.ignore_retry
      ~BaseCallbackHandler.raise_error
      ~BaseCallbackHandler.run_inline
   
   

.. example_links:: BaseCallbackHandler