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38 lines
1.1 KiB
Python
38 lines
1.1 KiB
Python
# Copyright 2021 Google LLC
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# https://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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from absl.testing import absltest
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from jax import test_util as jtu
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from jax._src import api
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from jax.interpreters import xla
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class XlaInterpreterTest(jtu.JaxTestCase):
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def test_prune_jit_args(self):
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def f(*args):
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return args[0]
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closed_jaxpr = api.make_jaxpr(f)(*range(10))
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pruned_jaxpr, kept_const_idx, kept_var_idx = xla._prune_unused_inputs(
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closed_jaxpr.jaxpr)
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assert len(pruned_jaxpr.invars) == 1
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assert kept_const_idx == set()
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assert kept_var_idx == {0}
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if __name__ == '__main__':
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absltest.main(testLoader=jtu.JaxTestLoader())
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