hdf5
Append data to hdf5 data
import h5py
import numpy
f = h5py.File("mytestfile3.hdf5", "a")
L=8
N=3
s=numpy.random.choice(a=[False, True], size=(L,N), p=[0.5,0.5])
dset = f.create_dataset("bigBOOL",data=s,chunks=True,maxshape=(None, 33))
for i in range(10):
dset.resize(dset.shape[1]+N, axis=1)
dset[:,-3:]=s
f.close()create a file
import h5py
f = h5py.File("mytestfile.hdf5", "a")
print type(f)
f.close()groups: create, access, delete
create
access
delete
dataset
创建

使用

attribute

资料来源:
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