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Xiang (Sean) Zhou
52 lines
1.7 KiB
Python
52 lines
1.7 KiB
Python
# Copyright 2025 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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from dotenv import load_dotenv
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from google.adk.agents.llm_agent import Agent
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from google.adk.tools.retrieval.vertex_ai_rag_retrieval import VertexAiRagRetrieval
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from vertexai.preview import rag
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load_dotenv()
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ask_vertex_retrieval = VertexAiRagRetrieval(
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name="retrieve_rag_documentation",
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description=(
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"Use this tool to retrieve documentation and reference materials for"
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" the question from the RAG corpus,"
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),
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rag_resources=[
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rag.RagResource(
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# please fill in your own rag corpus
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# e.g. projects/123/locations/us-central1/ragCorpora/456
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rag_corpus=os.environ.get("RAG_CORPUS"),
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)
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],
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similarity_top_k=1,
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vector_distance_threshold=0.6,
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)
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root_agent = Agent(
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model="gemini-2.0-flash-001",
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name="root_agent",
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instruction=(
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"You are an AI assistant with access to specialized corpus of"
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" documents. Your role is to provide accurate and concise answers to"
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" questions based on documents that are retrievable using"
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" ask_vertex_retrieval."
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),
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tools=[ask_vertex_retrieval],
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)
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