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126 lines
4.5 KiB
Python
126 lines
4.5 KiB
Python
# Copyright (c) Meta Platforms, Inc. and affiliates.
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# All rights reserved.
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#
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# This source code is licensed under the terms described in the LICENSE file in
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# the root directory of this source tree.
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#
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# ModelRegistryHelper provides mixin functionality for registering and
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# unregistering models. It maintains a mapping of model ID / aliases to
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# provider model IDs.
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#
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# Test cases -
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# - Looking up an alias that does not exist should return None.
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# - Registering a model + provider ID should add the model to the registry. If provider ID is known.
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# - Registering an existing model should return an error.
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# - Unregistering a model should remove it from the registry.
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# - Unregistering a model that does not exist should return an error.
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# - Models can be registered during initialization or via register_model.
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#
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# Questions -
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# - Should we be allowed to register models w/o provider model IDs? No.
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# According to POST /v1/models, required params are
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# - identifier
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# - provider_resource_id
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# - provider_id
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# - type
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# - metadata
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# - model_type
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#
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# TODO: llama_model functionality
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#
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import pytest
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from llama_stack.apis.models.models import Model
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from llama_stack.providers.utils.inference.model_registry import ModelRegistryHelper, ProviderModelEntry
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@pytest.fixture
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def known_model() -> Model:
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return Model(
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provider_id="provider",
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identifier="known-model",
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provider_resource_id="known-provider-id",
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)
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@pytest.fixture
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def known_provider_model(known_model: Model) -> ProviderModelEntry:
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return ProviderModelEntry(
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provider_model_id=known_model.provider_resource_id,
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# aliases=[],
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)
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@pytest.fixture
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def unknown_model() -> Model:
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return Model(
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provider_id="provider",
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identifier="unknown-model",
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provider_resource_id="unknown-provider-id",
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)
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@pytest.fixture
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def helper(known_provider_model: ProviderModelEntry) -> ModelRegistryHelper:
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return ModelRegistryHelper([known_provider_model])
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@pytest.mark.asyncio
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async def test_lookup_unknown_model(helper: ModelRegistryHelper, unknown_model: Model) -> None:
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assert helper.get_provider_model_id(unknown_model.model_id) is None
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@pytest.mark.asyncio
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async def test_register_unknown_provider_model(helper: ModelRegistryHelper, unknown_model: Model) -> None:
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with pytest.raises(ValueError):
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await helper.register_model(unknown_model)
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@pytest.mark.asyncio
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async def test_register_model(helper: ModelRegistryHelper, known_model: Model) -> None:
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assert helper.get_provider_model_id(known_model.model_id) is None
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await helper.register_model(known_model)
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assert helper.get_provider_model_id(known_model.model_id) == known_model.provider_resource_id
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@pytest.mark.asyncio
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async def test_register_model_existing(helper: ModelRegistryHelper, known_model: Model) -> None:
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await helper.register_model(known_model)
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with pytest.raises(ValueError):
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await helper.register_model(known_model)
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@pytest.mark.asyncio
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async def test_unregister_model(helper: ModelRegistryHelper, known_model: Model) -> None:
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await helper.register_model(known_model)
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assert helper.get_provider_model_id(known_model.model_id) == known_model.provider_model_id
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await helper.unregister_model(known_model.model_id)
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assert helper.get_provider_model_id(known_model.model_id) is None
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@pytest.mark.asyncio
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async def test_unregister_unknown_model(helper: ModelRegistryHelper, unknown_model: Model) -> None:
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with pytest.raises(ValueError):
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await helper.unregister_model(unknown_model.model_id)
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@pytest.mark.asyncio
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async def test_register_model_during_init(helper: ModelRegistryHelper, known_model: Model) -> None:
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assert helper.get_provider_model_id(known_model.provider_resource_id) == known_model.provider_model_id
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@pytest.mark.asyncio
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async def test_register_model_existing_from_init(helper: ModelRegistryHelper, known_model: Model) -> None:
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assert helper.get_provider_model_id(known_model.provider_resource_id) == known_model.provider_model_id
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with pytest.raises(ValueError):
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known_model.identifier = known_model.provider_resource_id
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await helper.register_model(known_model)
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@pytest.mark.asyncio
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async def test_unregister_model_during_init(helper: ModelRegistryHelper, known_model: Model) -> None:
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assert helper.get_provider_model_id(known_model.provider_resource_id) == known_model.provider_model_id
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await helper.unregister_model(known_model.provider_resource_id)
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assert helper.get_provider_model_id(known_model.provider_resource_id) is None
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