Update app.py

app.py

@@ -23,11 +23,8 @@ from openai import OpenAI
 from langchain_community.embeddings import OpenAIEmbeddings
 from langchain_community.vectorstores import Chroma
 from langchain_community.chat_models import ChatOpenAI
-from langchain_classic.prompts import PromptTemplate
-from langchain_classic.chains import LLMChain
-
-
-
+from langchain.chains import LLMChain
+from langchain.prompts import PromptTemplate
 
 # ─── SETTINGS ────────────────────────────────────────────────────────────────────
 class Settings(BaseSettings):
@@ -95,16 +92,10 @@ openai_client = OpenAI(api_key=settings.OPENAI_API_KEY)
 async def moderate_content(text: str) -> bool:
     try:
         resp = openai_client.moderations.create(input=text)
-        # If moderation returns no results, allow the content (avoid false blocks)
-        if not getattr(resp, "results", None):
-            logger.warning("Moderation returned no results — allowing content")
-            return True
         return not resp.results[0].flagged
     except Exception as e:
-        # Log and allow to avoid blocking on moderation outages
-        logger.warning(f"Moderation API error — allowing content. Error: {e}")
-        return True
-
+        logger.error(f"Moderation error: {e}")
+        return False
 
 # ─── SESSION MANAGEMENT ──────────────────────────────────────────────────────────
 class SessionData(BaseModel):