research-rainfallradar/aimodel/src/lib/ai/helpers/make_callbacks.py

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import os
import tensorflow as tf
def make_callbacks(dirpath):
dirpath_checkpoints = os.path.join(dirpath, "checkpoints")
filepath_metrics = os.path.join(dirpath, "metrics.tsv")
if not os.path.exists(dirpath_checkpoints):
os.mkdir(dirpath_checkpoints)
return [
tf.keras.callbacks.ModelCheckpoint(
filepath=os.path.join(
dirpath_checkpoints,
"checkpoint_weights_e{epoch:d}_loss{loss:.3f}.hdf5"
),
monitor="loss"
),
tf.keras.callbacks.CSVLogger(
filename=filepath_metrics,
separator="\t"
),
tf.keras.callbacks.ProgbarLogger()
]