wehub-resource-sync
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69 lines
2.5 KiB
Python
69 lines
2.5 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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from google.adk.agents.llm_agent import Agent
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from google.adk.agents.remote_a2a_agent import AGENT_CARD_WELL_KNOWN_PATH
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from google.adk.agents.remote_a2a_agent import RemoteA2aAgent
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from google.adk.apps import App
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from google.adk.apps import ResumabilityConfig
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from google.genai import types
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def reimburse(purpose: str, amount: float) -> str:
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"""Reimburse the amount of money to the employee."""
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return {
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'status': 'ok',
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}
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approval_agent = RemoteA2aAgent(
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name='approval_agent',
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description='Help approve the reimburse if the amount is greater than 100.',
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agent_card=(
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f'http://localhost:8001/a2a/human_in_loop{AGENT_CARD_WELL_KNOWN_PATH}'
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),
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)
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root_agent = Agent(
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name='reimbursement_agent',
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instruction="""
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You are an agent whose job is to handle the reimbursement process for
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the employees. If the amount is less than $100, you will automatically
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approve the reimbursement. And call reimburse() to reimburse the amount to the employee.
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If the amount is greater than $100. You will hand over the request to
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approval_agent to handle the reimburse.
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""",
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tools=[reimburse],
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sub_agents=[approval_agent],
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generate_content_config=types.GenerateContentConfig(temperature=0.1),
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)
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# The human-in-the-loop approval runs as a long-running tool on the remote
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# approval_agent. When the manager approves (or rejects) the request, the ADK
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# Web UI sends back a FunctionResponse for that pending long-running call. For
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# the next turn to be routed back to the (remote) approval_agent so it can
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# resume the paused tool instead of restarting at the root reimbursement_agent,
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# the app must be resumable. Without this, the confirmation is delivered to the
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# root agent, which has no pending call, and nothing happens (see issue #5871).
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app = App(
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name='a2a_human_in_loop',
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root_agent=root_agent,
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resumability_config=ResumabilityConfig(
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is_resumable=True,
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),
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)
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