update

2025.08.26_data_file_format/HDF5_example.py

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+import h5py
+import numpy as np
+
+# 写入数据
+with h5py.File('data.h5', 'w') as f:
+    f.create_dataset('array', data=np.random.rand(3, 3))
+    f.attrs['info'] = '3x3随机矩阵'
+
+# 读取数据
+with h5py.File('data.h5', 'r') as f:
+    array_data = f['array'][:]
+    info = f.attrs['info']
+    
+print('数组数据:')
+print(array_data)
+print('信息:', info)