AttributeError                            Traceback (most recent call last)
<ipython-input-25-2b2489375d2b> in <module>
     11 "CeFi, People to Watch, Crypto Policy, Ethereum, L1, L2, DAOs and Web3.")
     12 
---> 13 list_index = GPTListIndex([index1, index2, index3])
     14 graph = ComposableGraph.build_from_index(list_index)
     15 

8 frames
/usr/local/lib/python3.9/dist-packages/llama_index/indices/list/base.py in __init__(self, documents, index_struct, text_qa_template, llm_predictor, text_splitter, **kwargs)
     55         """Initialize params."""
     56         self.text_qa_template = text_qa_template or DEFAULT_TEXT_QA_PROMPT
---> 57         super().__init__(
     58             documents=documents,
     59             index_struct=index_struct,

/usr/local/lib/python3.9/dist-packages/llama_index/indices/base.py in __init__(self, documents, index_struct, llm_predictor, embed_model, docstore, index_registry, prompt_helper, text_splitter, chunk_size_limit, include_extra_info, llama_logger)
    112             self._validate_documents(documents)
    113             # TODO: introduce document store outside __init__ function
--> 114             self._index_struct = self.build_index_from_documents(documents)
    115         # update index registry and docstore with index_struct
    116         self._update_index_registry_and_docstore()

/usr/local/lib/python3.9/dist-packages/llama_index/token_counter/token_counter.py in wrapped_llm_predict(_self, *args, **kwargs)
     84         def wrapped_llm_predict(_self: Any, *args: Any, **kwargs: Any) -> Any:
     85             with wrapper_logic(_self):
---> 86                 f_return_val = f(_self, *args, **kwargs)
     87 
     88             return f_return_val