62 lines
1.9 KiB
Python
62 lines
1.9 KiB
Python
import pytest
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from pytorch_lightning.utilities.parsing import lightning_getattr, lightning_hasattr, lightning_setattr
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def _get_test_cases():
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class TestHparamsNamespace:
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learning_rate = 1
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TestHparamsDict = {'learning_rate': 2}
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class TestModel1: # test for namespace
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learning_rate = 0
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model1 = TestModel1()
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class TestModel2: # test for hparams namespace
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hparams = TestHparamsNamespace()
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model2 = TestModel2()
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class TestModel3: # test for hparams dict
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hparams = TestHparamsDict
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model3 = TestModel3()
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class TestModel4: # fail case
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batch_size = 1
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model4 = TestModel4()
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return model1, model2, model3, model4
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def test_lightning_hasattr(tmpdir):
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""" Test that the lightning_hasattr works in all cases"""
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model1, model2, model3, model4 = _get_test_cases()
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assert lightning_hasattr(model1, 'learning_rate'), \
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'lightning_hasattr failed to find namespace variable'
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assert lightning_hasattr(model2, 'learning_rate'), \
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'lightning_hasattr failed to find hparams namespace variable'
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assert lightning_hasattr(model3, 'learning_rate'), \
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'lightning_hasattr failed to find hparams dict variable'
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assert not lightning_hasattr(model4, 'learning_rate'), \
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'lightning_hasattr found variable when it should not'
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def test_lightning_getattr(tmpdir):
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""" Test that the lightning_getattr works in all cases"""
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models = _get_test_cases()
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for i, m in enumerate(models[:3]):
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value = lightning_getattr(m, 'learning_rate')
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assert value == i, 'attribute not correctly extracted'
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def test_lightning_setattr(tmpdir):
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""" Test that the lightning_setattr works in all cases"""
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models = _get_test_cases()
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for m in models[:3]:
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lightning_setattr(m, 'learning_rate', 10)
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assert lightning_getattr(m, 'learning_rate') == 10, \
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'attribute not correctly set'
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