运行 examples/workflow_by_code.py 这个例子时有一些异常提示
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qlib/utils/index_data.py:481: RuntimeWarning: Mean of empty slice
return np.nanmean(self.data)
qlib/utils/index_data.py:481: RuntimeWarning: Mean of empty slice
return np.nanmean(self.data)
会有几百条这样的异常提示
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Research direction
Start by running examples/workflow_by_code.py and inspect the repeated warning at qlib/utils/index_data.py:481. Trace which inputs produce empty slices and compare the example's expected behavior with the observed output. Done means the cause and appropriate warning behavior are established and verified by rerunning the example.
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Assessment
- Tech stack
- python
- Domain
- data-engineering
- Issue type
- Bug
- Difficulty
- 3/5
- Estimated time
- 1-2 days
- Activity status
- Quiet
- Clarity
- Needs clarification
- Newbie friendliness
- 35/100