File size: 1,634 Bytes
fc0f7bd | 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 50 51 | # Copyright 2021 DeepMind Technologies Limited. All Rights Reserved.
#
# 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.
# ==============================================================================
"""Tests for `factorized.py`."""
from absl.testing import absltest
from absl.testing import parameterized
import chex
import jax.numpy as jnp
from optax._src import factorized
class FactorizedTest(parameterized.TestCase):
def setUp(self):
super().setUp()
self.init_params = (jnp.array([1., 2.]), jnp.array([3., 4.]))
self.per_step_updates = (jnp.array([500., 5.]), jnp.array([300., 3.]))
@chex.all_variants
def test_scale_by_factored_rms(self):
params = self.init_params
scaler = factorized.scale_by_factored_rms()
init_fn = self.variant(scaler.init)
transform_fn = self.variant(scaler.update)
state = init_fn(params)
chex.assert_tree_all_finite(state)
updates, state = transform_fn(self.per_step_updates, state, params)
chex.assert_tree_all_finite((params, updates, state))
chex.assert_trees_all_equal_shapes(params, updates)
if __name__ == '__main__':
absltest.main()
|