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update encoder.py

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This commit is contained in:
Leon Chen
2016-09-17 13:08:16 -04:00
parent 5813814e90
commit ecef1c3900
1 changed files with 8 additions and 5 deletions
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encoder.py
+8 -5
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@@ -1,8 +1,8 @@
import sys
import os
import h5py
import numpy as np
import json
import gzip
class Encoder(object):
@@ -32,6 +32,7 @@ class Encoder(object):
f = hdf5_file['model_weights']
layer_names = [n.decode('utf8') for n in f.attrs['layer_names']]
offset = 0
for layer_name in layer_names:
g = f[layer_name]
weight_names = [n.decode('utf8') for n in g.attrs['weight_names']]
@@ -41,20 +42,22 @@ class Encoder(object):
meta['layer_name'] = layer_name
meta['weight_name'] = weight_name
weight_value = g[weight_name].value
bytearr = weight_value.tobytes()
bytearr = weight_value.astype(np.float32).tobytes()
self.weights += bytearr
meta['size'] = len(bytearr)
meta['offset'] = offset
meta['length'] = len(bytearr) / 4
meta['shape'] = list(weight_value.shape)
meta['type'] = 'float32'
self.metadata.append(meta)
offset += len(bytearr)
hdf5_file.close()
def save(self):
"""Saves weights data (gzipped binary) and weights metadata (json)
"""
weights_filepath = '{}_weights.buf.gz'.format(os.path.splitext(self.weights_hdf5_filepath)[0])
with gzip.open(weights_filepath, mode='wb', compresslevel=9) as f:
weights_filepath = '{}_weights.buf'.format(os.path.splitext(self.weights_hdf5_filepath)[0])
with open(weights_filepath, mode='wb') as f:
f.write(self.weights)
metadata_filepath = '{}_metadata.json'.format(os.path.splitext(self.weights_hdf5_filepath)[0])
with open(metadata_filepath, mode='w') as f: