resolve conflict

entity_extractor.py

@@ -4,7 +4,11 @@
 """
 
 from typing import List, Dict, Tuple
-from langchain.prompts import PromptTemplate
+try:
+    from langchain_core.prompts import PromptTemplate
+except ImportError:
+    from langchain.prompts import PromptTemplate
+
 from langchain_community.chat_models import ChatOllama
 from langchain_core.output_parsers import JsonOutputParser
 from config import LOCAL_LLM

graph_retriever.py

@@ -4,7 +4,11 @@ GraphRAG检索器
 """
 
 from typing import List, Dict, Set, Tuple
-from langchain.prompts import PromptTemplate
+try:
+    from langchain_core.prompts import PromptTemplate
+except ImportError:
+    from langchain.prompts import PromptTemplate
+
 from langchain_community.chat_models import ChatOllama
 from langchain_core.output_parsers import StrOutputParser, JsonOutputParser
 

knowledge_graph.py

@@ -15,7 +15,10 @@ except ImportError:
     LOUVAIN_AVAILABLE = False
     print("⚠️ python-louvain未安装，社区检测功能受限")
 
-from langchain.prompts import PromptTemplate
+try:
+    from langchain_core.prompts import PromptTemplate
+except ImportError:
+    from langchain.prompts import PromptTemplate
 from langchain_community.chat_models import ChatOllama
 from langchain_core.output_parsers import StrOutputParser
 from config import LOCAL_LLM

routers_and_graders.py

@@ -3,7 +3,11 @@
 包含查询路由、文档相关性评分、答案质量评分和幻觉检测
 """
 
-from langchain.prompts import PromptTemplate
+try:
+    from langchain_core.prompts import PromptTemplate
+except ImportError:
+    from langchain.prompts import PromptTemplate
+
 from langchain_community.chat_models import ChatOllama
 from langchain_core.output_parsers import JsonOutputParser, StrOutputParser
 

workflow_nodes.py

@@ -12,7 +12,10 @@ except ImportError:
 from langchain_community.chat_models import ChatOllama
 from langchain_core.output_parsers import StrOutputParser
 from langchain_community.tools.tavily_search import TavilySearchResults
-from langchain.prompts import PromptTemplate
+try:
+    from langchain_core.prompts import PromptTemplate
+except ImportError:
+    from langchain.prompts import PromptTemplate
 
 from config import LOCAL_LLM, WEB_SEARCH_RESULTS_COUNT
 from pprint import pprint