centos下查看python的安装目录
直接用python命令，打印sys的path即可：
>>> import sys >>> print(sys.path) ['', '/usr/local/lib/python37.zip', '/usr/local/lib/python3.7', '/usr/local/lib/python3.7/lib-dynload', '/usr/local/lib/python3.7/site-packages'] >>> exit()
直接用python命令，打印sys的path即可：
>>> import sys >>> print(sys.path) ['', '/usr/local/lib/python37.zip', '/usr/local/lib/python3.7', '/usr/local/lib/python3.7/lib-dynload', '/usr/local/lib/python3.7/site-packages'] >>> exit()
