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50 lines
1.4 KiB
Python
50 lines
1.4 KiB
Python
# Copyright 2026 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 random
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from urllib.error import HTTPError
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from google.adk import Context
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from google.adk import Event
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from google.adk import Workflow
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from google.adk.workflow import node
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from google.adk.workflow import RetryConfig
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@node(retry_config=RetryConfig(max_attempts=5, initial_delay=1))
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def get_weather(ctx: Context) -> str:
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"""A mock task that fails randomly."""
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yield Event(message=f"Getting weather... attempt {ctx.attempt_count}")
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if random.random() < 0.7: # 70% chance of failure
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raise HTTPError(
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url="http://mock-api.example.com",
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code=500,
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msg="Internal Server Error",
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hdrs={},
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fp=None,
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)
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yield "sunny"
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def report_weather(node_input: str):
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yield Event(message=f"The weather is {node_input}")
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root_agent = Workflow(
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name="root_agent",
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edges=[("START", get_weather, report_weather)],
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)
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