Решение готово к публикации: update tools.py

tools.py

@@ -9,11 +9,11 @@ from vectorstore import create_vectorstore
 
 def _format_local_docs(results: list[Any]) -> str:
     if not results:
-        return "Source: qdrant\nNo relevant local documents found."
+        return "Источник: chromadb\nНет релевантных локальных документов."
 
-    parts = ["Source: qdrant"]
+    parts = ["Источник: chromadb"]
     for index, doc in enumerate(results, start=1):
-        source = doc.metadata.get("source", "unknown")
+        source = doc.metadata.get("source", "неизвестно")
         parts.append(f"{index}. ({source}) {doc.page_content}")
     return "\n".join(parts)
 
@@ -21,8 +21,8 @@ def _format_local_docs(results: list[Any]) -> str:
 @tool
 def search_local_kb(query: str, top_k: int = 3) -> str:
     """Search the local ChromaDB knowledge base for internal course notes and local documents."""
-    vectorstore = create_vectorstore()
-    retriever = vectorstore.as_retriever(search_kwargs={"k": top_k})
+    collection = create_vectorstore()
+    retriever = collection.as_retriever(search_kwargs={"k": top_k})
     results = retriever.invoke(query)
     return _format_local_docs(results)
 
@@ -32,11 +32,11 @@ def web_search(query: str) -> str:
     """Search the web with Tavily for fresh facts, current news, or anything not covered by local documents."""
     api_key = os.getenv("TAVILY_API_KEY")
     if not api_key:
-        return "Source: tavily\nTAVILY_API_KEY is not set, so web search is unavailable."
+        return "Источник: tavily\nTAVILY_API_KEY не задан, поиск в интернете недоступен."
 
     search_tool = TavilySearch(
         max_results=5,
         topic="general",
     )
     result = search_tool.invoke({"query": query})
-    return f"Source: tavily\n{result}"
+    return f"Источник: tavily\n{result}"