text: import h5py
  import numpy as np
  
  #for i in range(8):
  file = h5py.File('/data4/tingjia/wt/budata/coco_vc_xy_openimage_new.hdf5', 'r')
  for keys in file:
      feature = file[keys]['feature'][:]
      np.save('/data4/tingjia/wt/budata/coco_vc_xy_openimage_new/'+keys+'.npy', feature)
  