Update app.py

app.py

@@ -23,8 +23,8 @@ if "follow_up" not in st.session_state:
 # --- Set Up Model & API Functions ---
 model_id = "mistralai/Mistral-7B-Instruct-v0.3"
 
-# Initialize sentiment analysis pipeline
-sentiment_analyzer = pipeline("sentiment-analysis")
+# Explicitly define the sentiment analysis model
+sentiment_analyzer = pipeline("sentiment-analysis", model="distilbert/distilbert-base-uncased-finetuned-sst-2-english", revision="714eb0f")
 
 def get_llm_hf_inference(model_id=model_id, max_new_tokens=128, temperature=0.7):
     return HuggingFaceEndpoint(