hdf文件读写 2018/12/27
import tables
df=pd.DataFrame({'No':[1001,1002,1003],'Name':['Tom','Bob','Jim'],'Weight':[20,30,40]})
df.to_hdf('foo.h5','df')
pd.read_hdf('foo.h5','df')
No Name Weight
0 1001 Tom 20
1 1002 Bob 30
2 1003 Jim 40