python3.7安装pandas库解决方案

python3.7安装pandas库解决方案

python3.7安装pandas库解决方案
ERROR: Could not find a version that satisfies the requirement pytz>=2017.2 (from pandas) (from versions: none)
ERROR: No matching distribution found for pytz>=2017.2 (from pandas)

1.pip config set global.index-url https://pypi.tuna.tsinghua.edu.cn/simple
2.pip install pandas
3.pip config unset global.index-url