60 lines
2.2 KiB
Python
60 lines
2.2 KiB
Python
import os
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from numbers import Rational
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from lightning_app import LightningApp, LightningFlow
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from lightning_app.testing.helpers import _RunIf
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from lightning_app.utilities.imports import _is_pytorch_lightning_available
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from lightning_app.utilities.introspection import Scanner
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if _is_pytorch_lightning_available():
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from pytorch_lightning import Trainer
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from pytorch_lightning.cli import LightningCLI
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from tests_app import _PROJECT_ROOT
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def test_introspection():
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"""This test validates the scanner can find some class within the provided files."""
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scanner = Scanner(str(os.path.join(_PROJECT_ROOT, "tests/tests_app/core/scripts/example_1.py")))
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assert scanner.has_class(Rational)
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assert not scanner.has_class(LightningApp)
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scanner = Scanner(str(os.path.join(_PROJECT_ROOT, "tests/tests_app/core/scripts/example_2.py")))
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assert scanner.has_class(LightningApp)
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assert not scanner.has_class(LightningFlow)
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@_RunIf(pl=True)
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def test_introspection_lightning():
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"""This test validates the scanner can find some PyTorch Lightning class within the provided files."""
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scanner = Scanner(str(os.path.join(_PROJECT_ROOT, "tests/tests_app/core/scripts/lightning_cli.py")))
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assert not scanner.has_class(Trainer)
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assert scanner.has_class(LightningCLI)
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scanner = Scanner(str(os.path.join(_PROJECT_ROOT, "tests/tests_app/core/scripts/lightning_trainer.py")))
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assert scanner.has_class(Trainer)
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assert not scanner.has_class(LightningCLI)
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@_RunIf(pl=True)
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def test_introspection_lightning_overrides():
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"""This test validates the scanner can find all the subclasses from primitives classes from PyTorch Lightning
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in the provided files."""
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scanner = Scanner(str(os.path.join(_PROJECT_ROOT, "tests/tests_app/core/scripts/lightning_cli.py")))
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scanner = Scanner(str(os.path.join(_PROJECT_ROOT, "tests/tests_app/core/scripts/lightning_overrides.py")))
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scan = scanner.scan()
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assert sorted(scan.keys()) == [
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"Accelerator",
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"BaseProfiler",
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"Callback",
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"LightningDataModule",
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"LightningLite",
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"LightningLoggerBase",
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"LightningModule",
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"Loop",
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"Metric",
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"PrecisionPlugin",
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"Trainer",
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]
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