protobuf requires Python ‘>=3.7’ but the running Python is 3.6.4
pip install tensorflow==1.14.0 -i https://pypi.tuna.tsinghua.edu.cn/simple --trusted-host https://pypi.tuna.tsinghua.edu.cn/simple --ignore-installed wrapt
pip install tensorflow==1.14.0 -i http://pypi.douban.com/simple/ --trusted-host pypi.douban.com --ignore-installed wrapt
pip install tensorflow==1.14.0 -i http://pypi.douban.com/simple/ --trusted-host pypi.douban.com
ModuleNotFoundError: No module named ‘numpy.testing.decorators’
pip install --upgrade numpy -i http://pypi.douban.com/simple/ --trusted-host pypi.douban.com
pip install numpy==1.17.0
pip install numpy==1.17.0 -i http://pypi.douban.com/simple/ --trusted-host pypi.douban.com
pip install loguru==0.2.5 -i http://pypi.douban.com/simple/ --trusted-host pypi.douban.com
