使用features，报错ERROR - qlib.workflow - [utils.py:41] - An exception has been raised[UnicodeEncodeError: 'ascii' codec can't encode characters in position 18-20: ordinal not in range(128)]
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Description
❓ Questions and Help
We sincerely suggest you to carefully read the documentation of our library as well as the official paper. After that, if you still feel puzzled, please describe the question clearly under this issue.
ERROR - qlib.workflow - [utils.py:41] - An exception has been raised[UnicodeEncodeError: 'ascii' codec can't encode characters in position 18-20: ordinal not in range(128)]
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First steps
- Read the whole issue, then the project's contributing guide.
- Comment on the issue to say you are picking it up — it saves two people doing the same work.
- Fork the repository and make your change on a branch.
- Open a pull request that references the issue number.
Research direction
Start by examining qlib's qlib.workflow logging path at utils.py:41 and collecting the exact feature invocation and environment that triggers the traceback. Reproduce the reported UnicodeEncodeError, then verify that the same feature workflow completes without the error and add a regression check for the reproduced case.
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Assessment
- Tech stack
- python
- Domain
- machine-learning
- Issue type
- Bug
- Difficulty
- 3/5
- Estimated time
- 1-2 days
- Activity status
- Stale
- Clarity
- Needs clarification
- Newbie friendliness
- 25/100