hdf5文件

pandas.DataFrame.to_hdf(self, path_or_buf, key, **kwargs)

df = pd.DataFrame({'A': [1, 2, 3], 'B': [4, 5, 6]},  index=['a', 'b', 'c'])
df.to_hdf('data.h5', key='df', mode='w')
s = pd.Series([1, 2, 3, 4])
s.to_hdf('data.h5', key='s')

pd.read_hdf('data.h5', 'df')
pd.read_hdf('data.h5', 's')

https://pandas.pydata.org/pandas-docs/stable/reference/api/pandas.DataFrame.to_hdf.html

https://codeday.me/bug/20180823/224468.html

https://blog.csdn.net/Hero_Never_GIVE_UP/article/details/85006835