chore: import upstream snapshot with attribution

2026-07-13 13:25:13 +08:00
commit ec2b666284
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+# Copyright 2026 Google LLC
+#
+# 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.
+
+"""Sample agent using FilesRetrieval with gemini-embedding-2-preview.
+
+This agent indexes local text files and answers questions about them
+using retrieval-augmented generation.
+
+Usage:
+  cd contributing/samples
+  adk run files_retrieval_agent
+  # or
+  adk web .
+"""
+
+import os
+
+from google.adk.agents.llm_agent import Agent
+from google.adk.tools.retrieval.files_retrieval import FilesRetrieval
+
+DATA_DIR = os.path.join(os.path.dirname(__file__), "data")
+
+files_retrieval = FilesRetrieval(
+    name="search_documents",
+    description=(
+        "Search through local ADK documentation files to find relevant"
+        " information. Use this tool when the user asks questions about ADK"
+        " features, architecture, or tools."
+    ),
+    input_dir=DATA_DIR,
+)
+
+root_agent = Agent(
+    name="files_retrieval_agent",
+    instruction=(
+        "You are a helpful assistant that answers questions about the Agent"
+        " Development Kit (ADK). Use the search_documents tool to find"
+        " relevant information before answering. Always base your answers"
+        " on the retrieved documents."
+    ),
+    tools=[files_retrieval],
+)