68 lines
1.7 KiB
Python
68 lines
1.7 KiB
Python
# Copyright 2021 kubeflow.org
|
|
#
|
|
# Licensed under the Apache License, Version 2.0 (the "License");
|
|
# you may not use this file except in compliance with the License.
|
|
# You may obtain a copy of the License at
|
|
#
|
|
# http://www.apache.org/licenses/LICENSE-2.0
|
|
#
|
|
# Unless required by applicable law or agreed to in writing, software
|
|
# distributed under the License is distributed on an "AS IS" BASIS,
|
|
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
|
# See the License for the specific language governing permissions and
|
|
# limitations under the License.
|
|
|
|
from kfp import dsl, components
|
|
from kfp_tekton.tekton import CEL_ConditionOp
|
|
from kfp_tekton.compiler import TektonCompiler
|
|
|
|
|
|
class Coder:
|
|
def empty(self):
|
|
return ""
|
|
|
|
|
|
TektonCompiler._get_unique_id_code = Coder.empty
|
|
|
|
PRINT_STR = """
|
|
name: print-iter
|
|
description: print message
|
|
inputs:
|
|
- {name: msg, type: String, description: 'Required. message'}
|
|
outputs:
|
|
- {name: stdout, type: String}
|
|
implementation:
|
|
container:
|
|
image: alpine:3.6
|
|
command:
|
|
- echo
|
|
- {inputValue: msg}
|
|
- ">"
|
|
- {outputPath: stdout}
|
|
"""
|
|
|
|
print_op = components.load_component_from_text(PRINT_STR)
|
|
|
|
|
|
class CelCondition(dsl.Condition):
|
|
def __init__(self, pred: str, name: str = None):
|
|
super().__init__(CEL_ConditionOp(pred).output == 'true', name)
|
|
|
|
|
|
@dsl.graph_component
|
|
def recur(i: int):
|
|
decr_i = CEL_ConditionOp(f"{i} - 1").output
|
|
print_op(msg=f"Iter: {decr_i}")
|
|
recur(decr_i)
|
|
|
|
|
|
@dsl.pipeline("condition-and-recur")
|
|
def condition_and_recur(iter_num: int = 42):
|
|
with CelCondition(f"{iter_num} != 0"):
|
|
recur(iter_num)
|
|
|
|
|
|
if __name__ == '__main__':
|
|
from kfp_tekton.compiler import TektonCompiler as Compiler
|
|
Compiler().compile(condition_and_recur, __file__.replace('.py', '.yaml'))
|