import argparse
import os
import imageio as imageio
import numpy as np
os.environ["TF_CPP_MIN_LOG_LEVEL"] = "3"
import tensorflow as tf
def parse_arguments():
"""
Parse command line arguments.
Returns: Parsed arguments
"""
arg = argparse.ArgumentParser()
arg.add_argument(
"--model-path",
"-m",
type=str,
required=True,
help="Model path",
)
arg.add_argument(
"--source",
"-s",
type=str,
required=True,
help="Path to the image file",
)
arg.add_argument(
"--labels",
"-l",
type=str,
required=True,
help="Delimited list of labels",
)
return arg.parse_args()
def main(args):
"""
Main function.
Args:
args : Parsed arguments
"""
img = imageio.imread(args.source)[:, :, :3]
batch = np.expand_dims(np.transpose(img, (2, 0, 1)), 0).astype(np.float32)
model = tf.saved_model.load(args.model_path)
model.trainable = False
input_tensor = tf.convert_to_tensor(batch)
preds = model(**{"input_data": input_tensor})
labels = np.asarray([str(item) for item in args.labels.split(",")])
outputs = []
for x in range(len(preds)):
output = {
label: round(score, 2)
for score, label in zip(
preds["preds"][x].numpy(),
labels,
)
}
outputs.append(
dict(sorted(output.items(), key=lambda item: item[1], reverse=True))
)
print(outputs)
if __name__ == "__main__":
pa = parse_arguments()
main(pa)