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1327f34 | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 | # Copyright 2025 The Scenic Authors.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
"""Main script for PolyViT project."""
from absl import flags
from clu import metric_writers
import jax
import jax.numpy as jnp
import ml_collections
from scenic import app
from scenic.projects.polyvit import model as polyvit_model
from scenic.projects.polyvit import train_utils as polyvit_train_utils
from scenic.projects.polyvit import trainer as polyvit_trainer
FLAGS = flags.FLAGS
def main(rng: jnp.ndarray, config: ml_collections.ConfigDict, workdir: str,
writer: metric_writers.MetricWriter):
"""Main function for the PolyViT project."""
# Build the loss_fn, metrics, and flax_model.
model_cls = polyvit_model.PolyVitModel
data_rng, rng = jax.random.split(rng)
dataset_dict = polyvit_train_utils.get_datasets(
config, data_rng, dataset_service_address=FLAGS.dataset_service_address)
polyvit_trainer.train(
rng=rng,
config=config,
model_cls=model_cls,
dataset_dict=dataset_dict,
workdir=workdir,
writer=writer)
if __name__ == '__main__':
app.run(main=main)
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