Update app.py

app.py

@@ -1,4 +1,12 @@
-from transformers import pipeline, AutoModelForSequenceClassification, AutoTokenizer
+# Check for PyTorch installation
+try:
+    import torch
+    print(f"PyTorch version: {torch.__version__}")
+except ImportError:
+    print("PyTorch is not installed. Please install PyTorch to run this script.")
+    raise
+
+from transformers import pipeline
 import gradio as gr
 
 # Initialize sentiment_analysis as None