MacOS下安装xgboost和lightGBM报错，之前安装成功，换了python环境后安装失败
信息如下：
ERROR: Command errored out with exit status 1:
command: /Users/shuzip/opt/anaconda3/bin/python -c ‘import sys, setuptools, tokenize; sys.argv[0] = ‘”’”’/private/tmp/pip-install-iebpqutp/xgboost/setup.py’”’”’; file=’”’”’/private/tmp/pip-install-
