Update chain_setup.py

chain_setup.py

@@ -14,15 +14,16 @@ def load_llm():
         local_dir_use_symlinks=False
     )
 
+    # Pass an empty grammar file to bypass Jinja template parsing.
     llm = LlamaCpp(
-    model_path=model_file,
-    flash_attn=False,
-    n_ctx=2048,
-    n_batch=512,
-    chat_format="chatml",
-    grammar=""  # set grammar to an empty string to bypass template parsing issues
-)
-    
+        model_path=model_file,
+        flash_attn=False,
+        n_ctx=2048,
+        n_batch=512,
+        chat_format="chatml",
+        grammar_path="empty.jinja"  # ensure this file exists and is empty
+    )
+
     return llm
 
 def build_conversational_chain(vectorstore):