NaTType does not support strftime
由bq5rwo2r创建,最终由bq5rwo2r 被浏览 18 用户
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默认可视化线性模板里,sql就加了几个条件,其他没改,就回测不了,提示日期为空或属性不存在,能帮忙看下吗?\n策略:https://bigquant.com/codeshare/6316cf34-e449-4b15-87b1-1754a9b5a2e5
回测时出现错误 ValueError: NaTType does not support strftime 添加“缺失数据模块”后,出现这个错误 AttributeError: 'DataSource' object has no attribute 'iter_df' 怎么解决?
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