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Description
qlib/model/trainer.py
problem which unused imported module of time [lgtm issue]qlib/workflows/utils.py
problem which unused imported module ofsignal
and change to PEP8 style code lintMotivation and Context
unused imported module is make some code not so god, and more litte tricky
and PEP 8 exists to improve the readability of Python code
How Has This Been Tested?
pytest qlib/tests/test_all_pipeline.py
under upper directory ofqlib
.Screenshots of Test Results (if appropriate):
Types of changes