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update to checkpoint callback options (save_frequency) #2042

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Merged
copybara-service merged 2 commits into from
Apr 4, 2023
Merged

update to checkpoint callback options (save_frequency) #2042

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update to checkpoint callback options (save_frequency)
gdarkwah Mar 2, 2022
2f7592f
Update site/en/tutorials/keras/save_and_load.ipynb
8bitmp3 Apr 3, 2023
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7 changes: 6 additions & 1 deletion site/en/tutorials/keras/save_and_load.ipynb
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Expand Up @@ -385,12 +385,17 @@
"\n",
"batch_size = 32\n",
"\n",
"# calculate the number of batches per epoch\n",
"import math\n",
"n_batches = len(train_images) / batch_size\n",
"n_batches = math.ceil(n_batches) # round up the number of batches to the nearest whole integer\n",
"\n",
"# Create a callback that saves the model's weights every 5 epochs\n",
"cp_callback = tf.keras.callbacks.ModelCheckpoint(\n",
" filepath=checkpoint_path, \n",
" verbose=1, \n",
" save_weights_only=True,\n",
" save_freq=5*batch_size)\n",
" save_freq=5*n_batches)\n",
"\n",
"# Create a new model instance\n",
"model = create_model()\n",
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