问题现象：
NNI 2.9运行时报错File "/root/miniconda3/lib/python3.7/site-packages/nni/experiment/config/experiment_config.py", line 123, in _canonicalize
if algo is not None and algo.name == 'none ': # type: ignore

解决方案：降低typeguard的版本，pip install "typeguard<3"