要指定pandas版本进行安装
指令 pip install pandas == (anaconda:conda install pandas=<版本号>)
如“pip install pandas==1.3.4”
other instructions(find the versions of pandas):
pip index versions pandas
uninstall the current version
pip uninstall pandas
install the range of pandas version
pip install ' pandas >=1.0 ,<=2.0 '
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