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92 lines
3.4 KiB
Python
92 lines
3.4 KiB
Python
# SPDX-FileCopyrightText: 2022-present deepset GmbH <info@deepset.ai>
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#
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# SPDX-License-Identifier: Apache-2.0
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from pathlib import Path
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from pprint import pprint
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import logging
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from haystack.core.pipeline import Pipeline
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from haystack.testing.sample_components import (
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Accumulate,
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AddFixedValue,
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Greet,
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Parity,
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Threshold,
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Double,
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Sum,
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Repeat,
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Subtract,
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MergeLoop,
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)
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logging.basicConfig(level=logging.DEBUG)
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def test_complex_pipeline(tmp_path):
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loop_merger = MergeLoop(expected_type=int, inputs=["in_1", "in_2"])
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summer = Sum()
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pipeline = Pipeline(max_loops_allowed=2)
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pipeline.add_component("greet_first", Greet(message="Hello, the value is {value}."))
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pipeline.add_component("accumulate_1", Accumulate())
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pipeline.add_component("add_two", AddFixedValue(add=2))
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pipeline.add_component("parity", Parity())
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pipeline.add_component("add_one", AddFixedValue(add=1))
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pipeline.add_component("accumulate_2", Accumulate())
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pipeline.add_component("loop_merger", loop_merger)
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pipeline.add_component("below_10", Threshold(threshold=10))
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pipeline.add_component("double", Double())
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pipeline.add_component("greet_again", Greet(message="Hello again, now the value is {value}."))
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pipeline.add_component("sum", summer)
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pipeline.add_component("greet_enumerator", Greet(message="Hello from enumerator, here the value became {value}."))
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pipeline.add_component("enumerate", Repeat(outputs=["first", "second"]))
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pipeline.add_component("add_three", AddFixedValue(add=3))
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pipeline.add_component("diff", Subtract())
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pipeline.add_component("greet_one_last_time", Greet(message="Bye bye! The value here is {value}!"))
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pipeline.add_component("replicate", Repeat(outputs=["first", "second"]))
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pipeline.add_component("add_five", AddFixedValue(add=5))
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pipeline.add_component("add_four", AddFixedValue(add=4))
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pipeline.add_component("accumulate_3", Accumulate())
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pipeline.connect("greet_first", "accumulate_1")
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pipeline.connect("accumulate_1", "add_two")
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pipeline.connect("add_two", "parity")
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pipeline.connect("parity.even", "greet_again")
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pipeline.connect("greet_again", "sum.values")
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pipeline.connect("sum", "diff.first_value")
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pipeline.connect("diff", "greet_one_last_time")
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pipeline.connect("greet_one_last_time", "replicate")
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pipeline.connect("replicate.first", "add_five.value")
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pipeline.connect("replicate.second", "add_four.value")
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pipeline.connect("add_four", "accumulate_3")
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pipeline.connect("parity.odd", "add_one.value")
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pipeline.connect("add_one", "loop_merger.in_1")
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pipeline.connect("loop_merger", "below_10")
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pipeline.connect("below_10.below", "double")
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pipeline.connect("double", "loop_merger.in_2")
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pipeline.connect("below_10.above", "accumulate_2")
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pipeline.connect("accumulate_2", "diff.second_value")
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pipeline.connect("greet_enumerator", "enumerate")
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pipeline.connect("enumerate.second", "sum.values")
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pipeline.connect("enumerate.first", "add_three.value")
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pipeline.connect("add_three", "sum.values")
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pipeline.draw(tmp_path / "complex_pipeline.png")
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results = pipeline.run({"greet_first": {"value": 1}, "greet_enumerator": {"value": 1}})
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assert results == {"accumulate_3": {"value": -7}, "add_five": {"result": -6}}
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if __name__ == "__main__":
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test_complex_pipeline(Path(__file__).parent)
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