滚动训练报错：'market_cap'

由mymdeep创建，最终由mymdeep更新于2022-11-09 01:23 被浏览 24 用户

During handling of the above exception, another exception occurred:

KeyError: 'market_cap'

During handling of the above exception, another exception occurred:

KeyError: 'market_cap'

The above exception was the direct cause of the following exception:

pandas.core.computation.ops.UndefinedVariableError: name 'market_cap' is not defined

滚动训练的错误非常不好调试，出错了也看不出来，这块是否有日志输出功能？没有错误堆栈，很难确认问题

https://bigquant.com/experimentshare/aa68936e44c44fdc9d1011a78907ac3e

\