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How to run HIST model by using alpha158

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## ❓ Questions and Help anyone can give me an introduction？I want to use HIST model on alpha158

qrun TRA model error

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## 🐛 Bug Description ## To Reproduce Steps to reproduce the behavior: 1. qrun examples/benchmarks/TRA/workflow_config_tra_Alpha158.yaml ## Expected Behavior ERROR - qlib.workflow - [utils.py:41] - An exception has been raised[AttributeError: 'list'...

about workflow_config_lightgbm_Alpha158_multi_freq.yaml

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## 🐛 Bug Description qrun workflow_config_lightgbm_Alpha158_multi_freq.yaml and then get this error: if self.backtest_config["start_time"] is None: KeyError: 'start_time'

how to use HIST model on alpha158？

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anyone can give me an introduction？I want to use HIST model on alpha158

[Bug]: azure 模型下知识库问答报错

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### 这个bug是否已存在现有issue了？ - [X] 我确认没有已有issue，且已阅读**常见问题**。 ### 错误表现 2023-10-08 15:38:18,860 [INFO] [index_func.py:125] 构建索引中…… 2023-10-08 15:38:26,338 [WARNING] [before_sleep.py:65] Retrying langchain.embeddings.openai.embed_with_retry.._embed_with_retry in 4.0 seconds as it raised APIConnectionError: Error communicating with OpenAI: ('Connection...