338 lines
11 KiB
Python
338 lines
11 KiB
Python
# Copyright 2018 Google LLC
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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import os
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import sys
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import unittest
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from pathlib import Path
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import kfp.components as comp
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from kfp.components._structures import ComponentReference, ComponentSpec, ContainerSpec, GraphInputArgument, GraphSpec, InputSpec, InputValuePlaceholder, GraphImplementation, OutputPathPlaceholder, OutputSpec, TaskOutputArgument, TaskSpec
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from kfp.components._yaml_utils import load_yaml
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class GraphComponentTestCase(unittest.TestCase):
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def test_handle_constructing_graph_component(self):
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task1 = TaskSpec(component_ref=ComponentReference(name='comp 1'), arguments={'in1 1': 11})
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task2 = TaskSpec(component_ref=ComponentReference(name='comp 2'), arguments={'in2 1': 21, 'in2 2': TaskOutputArgument.construct(task_id='task 1', output_name='out1 1')})
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task3 = TaskSpec(component_ref=ComponentReference(name='comp 3'), arguments={'in3 1': TaskOutputArgument.construct(task_id='task 2', output_name='out2 1'), 'in3 2': GraphInputArgument(input_name='graph in 1')})
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graph_component1 = ComponentSpec(
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inputs=[
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InputSpec(name='graph in 1'),
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InputSpec(name='graph in 2'),
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],
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outputs=[
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OutputSpec(name='graph out 1'),
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OutputSpec(name='graph out 2'),
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],
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implementation=GraphImplementation(graph=GraphSpec(
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tasks={
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'task 1': task1,
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'task 2': task2,
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'task 3': task3,
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},
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output_values={
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'graph out 1': TaskOutputArgument.construct(task_id='task 3', output_name='out3 1'),
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'graph out 2': TaskOutputArgument.construct(task_id='task 1', output_name='out1 2'),
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}
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))
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)
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def test_handle_parsing_graph_component(self):
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component_text = '''\
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inputs:
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- {name: graph in 1}
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- {name: graph in 2}
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outputs:
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- {name: graph out 1}
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- {name: graph out 2}
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implementation:
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graph:
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tasks:
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task 1:
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componentRef: {name: Comp 1}
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arguments:
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in1 1: 11
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task 2:
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componentRef: {name: Comp 2}
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arguments:
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in2 1: 21
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in2 2: {taskOutput: {taskId: task 1, outputName: out1 1}}
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task 3:
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componentRef: {name: Comp 3}
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arguments:
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in3 1: {taskOutput: {taskId: task 2, outputName: out2 1}}
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in3 2: {graphInput: graph in 1}
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outputValues:
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graph out 1: {taskOutput: {taskId: task 3, outputName: out3 1}}
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graph out 2: {taskOutput: {taskId: task 1, outputName: out1 2}}
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'''
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struct = load_yaml(component_text)
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ComponentSpec.from_dict(struct)
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def test_fail_on_cyclic_references(self):
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component_text = '''\
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implementation:
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graph:
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tasks:
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task 1:
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componentRef: {name: Comp 1}
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arguments:
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in1 1: {taskOutput: {taskId: task 2, outputName: out2 1}}
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task 2:
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componentRef: {name: Comp 2}
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arguments:
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in2 1: {taskOutput: {taskId: task 1, outputName: out1 1}}
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'''
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struct = load_yaml(component_text)
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with self.assertRaises(TypeError):
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ComponentSpec.from_dict(struct)
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def test_handle_parsing_predicates(self):
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component_text = '''\
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implementation:
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graph:
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tasks:
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task 1:
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componentRef: {name: Comp 1}
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task 2:
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componentRef: {name: Comp 2}
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arguments:
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in2 1: 21
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in2 2: {taskOutput: {taskId: task 1, outputName: out1 1}}
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isEnabled:
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not:
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and:
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op1:
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'>':
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op1: {taskOutput: {taskId: task 1, outputName: out1 1}}
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op2: 0
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op2:
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'==':
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op1: {taskOutput: {taskId: task 1, outputName: out1 2}}
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op2: 'head'
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'''
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struct = load_yaml(component_text)
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ComponentSpec.from_dict(struct)
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def test_handle_parsing_task_container_spec_options(self):
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component_text = '''\
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implementation:
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graph:
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tasks:
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task 1:
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componentRef: {name: Comp 1}
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executionOptions:
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kubernetesOptions:
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mainContainer:
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resources:
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requests:
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memory: 1024Mi
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cpu: 200m
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'''
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struct = load_yaml(component_text)
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component_spec = ComponentSpec.from_dict(struct)
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self.assertEqual(component_spec.implementation.graph.tasks['task 1'].execution_options.kubernetes_options.main_container.resources.requests['memory'], '1024Mi')
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def test_handle_parsing_task_volumes_and_mounts(self):
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component_text = '''\
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implementation:
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graph:
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tasks:
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task 1:
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componentRef: {name: Comp 1}
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executionOptions:
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kubernetesOptions:
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mainContainer:
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volumeMounts:
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- name: workdir
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mountPath: /mnt/vol
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podSpec:
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volumes:
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- name: workdir
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emptyDir: {}
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'''
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struct = load_yaml(component_text)
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component_spec = ComponentSpec.from_dict(struct)
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self.assertEqual(component_spec.implementation.graph.tasks['task 1'].execution_options.kubernetes_options.pod_spec.volumes[0].name, 'workdir')
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self.assertIsNotNone(component_spec.implementation.graph.tasks['task 1'].execution_options.kubernetes_options.pod_spec.volumes[0].empty_dir)
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def test_load_graph_component(self):
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component_text = '''\
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inputs:
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- {name: graph in 1}
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- {name: graph in 2}
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outputs:
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- {name: graph out 1}
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- {name: graph out 2}
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- {name: graph out 3}
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- {name: graph out 4}
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implementation:
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graph:
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tasks:
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task 1:
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componentRef:
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spec:
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name: Component 1
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inputs:
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- {name: in1_1}
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outputs:
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- {name: out1_1}
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- {name: out1_2}
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implementation:
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container:
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image: busybox
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command: [sh, -c, 'echo "$0" > $1; echo "$0" > $2', {inputValue: in1_1}, {outputPath: out1_1}, {outputPath: out1_2}]
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arguments:
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in1_1: 11
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task 2:
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componentRef:
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spec:
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name: Component 2
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inputs:
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- {name: in2_1}
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- {name: in2_2}
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outputs:
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- {name: out2_1}
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implementation:
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container:
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image: busybox
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command: [sh, -c, 'cat "$0" "$1" > $2', {inputValue: in2_1}, {inputValue: in2_2}, {outputPath: out2_1}]
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arguments:
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in2_1: 21
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in2_2: {taskOutput: {taskId: task 1, outputName: out1_1}}
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task 3:
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componentRef:
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spec:
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name: Component 3
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inputs:
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- {name: in3_1}
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- {name: in3_2}
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outputs:
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- {name: out3_1}
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implementation:
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container:
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image: busybox
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command: [sh, -c, 'cat "$0" "$1" > $2', {inputValue: in3_1}, {inputValue: in3_2}, {outputPath: out3_1}]
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arguments:
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in3_1: {taskOutput: {taskId: task 2, outputName: out2_1}}
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in3_2: {graphInput: graph in 1}
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outputValues:
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graph out 1: {taskOutput: {taskId: task 3, outputName: out3_1}}
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graph out 2: {taskOutput: {taskId: task 1, outputName: out1_2}}
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graph out 3: {graphInput: graph in 2}
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graph out 4: 42
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'''
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op = comp.load_component_from_text(component_text)
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task = op('graph 1', 'graph 2')
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self.assertEqual(len(task.outputs), 4)
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def test_load_nested_graph_components(self):
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component_text = '''\
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inputs:
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- {name: graph in 1}
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- {name: graph in 2}
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outputs:
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- {name: graph out 1}
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- {name: graph out 2}
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- {name: graph out 3}
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- {name: graph out 4}
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implementation:
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graph:
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tasks:
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task 1:
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componentRef:
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spec:
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name: Component 1
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inputs:
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- {name: in1_1}
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outputs:
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- {name: out1_1}
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- {name: out1_2}
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implementation:
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container:
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image: busybox
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command: [sh, -c, 'echo "$0" > $1; echo "$0" > $2', {inputValue: in1_1}, {outputPath: out1_1}, {outputPath: out1_2}]
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arguments:
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in1_1: 11
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task 2:
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componentRef:
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spec:
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name: Component 2
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inputs:
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- {name: in2_1}
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- {name: in2_2}
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outputs:
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- {name: out2_1}
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implementation:
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container:
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image: busybox
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command: [sh, -c, 'cat "$0" "$1" > $2', {inputValue: in2_1}, {inputValue: in2_2}, {outputPath: out2_1}]
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arguments:
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in2_1: 21
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in2_2: {taskOutput: {taskId: task 1, outputName: out1_1}}
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task 3:
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componentRef:
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spec:
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inputs:
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- {name: in3_1}
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- {name: in3_2}
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outputs:
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- {name: out3_1}
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implementation:
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graph:
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tasks:
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graph subtask:
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componentRef:
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spec:
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name: Component 3
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inputs:
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- {name: in3_1}
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- {name: in3_2}
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outputs:
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- {name: out3_1}
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implementation:
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container:
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image: busybox
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command: [sh, -c, 'cat "$0" "$1" > $2', {inputValue: in3_1}, {inputValue: in3_2}, {outputPath: out3_1}]
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arguments:
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in3_1: {graphInput: in3_1}
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in3_2: {graphInput: in3_1}
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outputValues:
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out3_1: {taskOutput: {taskId: graph subtask, outputName: out3_1}}
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arguments:
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in3_1: {taskOutput: {taskId: task 2, outputName: out2_1}}
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in3_2: {graphInput: graph in 1}
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outputValues:
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graph out 1: {taskOutput: {taskId: task 3, outputName: out3_1}}
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graph out 2: {taskOutput: {taskId: task 1, outputName: out1_2}}
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graph out 3: {graphInput: graph in 2}
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graph out 4: 42
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'''
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op = comp.load_component_from_text(component_text)
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task = op('graph 1', 'graph 2')
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self.assertIn('out3_1', str(task.outputs['graph out 1'])) # Checks that the outputs coming from tasks in nested subgraphs are properly resolved.
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self.assertIn('out1_2', str(task.outputs['graph out 2']))
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self.assertEqual(task.outputs['graph out 3'], 'graph 2')
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self.assertEqual(task.outputs['graph out 4'], 42)
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#TODO: Test task name conversion to Argo-compatible names
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if __name__ == '__main__':
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unittest.main()
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