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https://github.com/deepset-ai/haystack.git
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0947f59545
* add async promptnode * Remove unecessary calls to dict.keys() --------- Co-authored-by: Silvano Cerza <silvanocerza@gmail.com> Co-authored-by: Silvano Cerza <3314350+silvanocerza@users.noreply.github.com>
61 lines
2.2 KiB
Python
61 lines
2.2 KiB
Python
import asyncio
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from unittest.mock import patch, MagicMock
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import pytest
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from haystack.nodes.prompt.prompt_model import PromptModel
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from haystack.nodes.prompt.invocation_layer import PromptModelInvocationLayer, HFLocalInvocationLayer
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from .conftest import create_mock_layer_that_supports
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@pytest.mark.unit
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def test_constructor_with_default_model():
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mock_layer = create_mock_layer_that_supports("google/flan-t5-base")
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another_layer = create_mock_layer_that_supports("another-model")
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with patch.object(PromptModelInvocationLayer, "invocation_layer_providers", new=[mock_layer, another_layer]):
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model = PromptModel()
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mock_layer.assert_called_once()
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another_layer.assert_not_called()
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model.model_invocation_layer.model_name_or_path = "google/flan-t5-base"
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@pytest.mark.unit
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def test_construtor_with_custom_model():
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mock_layer = create_mock_layer_that_supports("some-model")
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another_layer = create_mock_layer_that_supports("another-model")
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with patch.object(PromptModelInvocationLayer, "invocation_layer_providers", new=[mock_layer, another_layer]):
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model = PromptModel("another-model")
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mock_layer.assert_not_called()
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another_layer.assert_called_once()
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model.model_invocation_layer.model_name_or_path = "another-model"
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@pytest.mark.unit
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def test_constructor_with_no_supported_model():
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with pytest.raises(ValueError, match="Model some-random-model is not supported"):
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PromptModel("some-random-model")
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@pytest.mark.asyncio
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async def test_ainvoke():
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def async_return(result):
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f = asyncio.Future()
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f.set_result(result)
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return f
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mock_layer = MagicMock() # no async-defined methods, await will fail and fall back to regular `invoke`
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mock_layer.return_value.invoke.return_value = async_return("Async Bar!")
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model = PromptModel(invocation_layer_class=mock_layer)
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assert await model.ainvoke("Foo") == "Async Bar!"
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@pytest.mark.asyncio
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async def test_ainvoke_falls_back_to_sync():
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mock_layer = MagicMock() # no async-defined methods, await will fail and fall back to regular `invoke`
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mock_layer.return_value.invoke.return_value = "Bar!"
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model = PromptModel(invocation_layer_class=mock_layer)
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assert await model.ainvoke("Foo") == "Bar!"
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