Update app.py

app.py

@@ -44,9 +44,17 @@ def preprocess_text(text):
 
 # Text summarization
 def summarize_text(text):
-    summary = summarizer(text, max_length=400, min_length=50, do_sample=False)
+    if not text.strip():  # Check for empty text
+        raise ValueError("Input text is empty or invalid.")
+
+    input_length = len(text.split())  # Approximate input length in words
+    max_len = min(400, int(0.8 * input_length))  # Limit max_length dynamically
+    print(f"Input length: {input_length}, max_length: {max_len}")  # Debugging info
+
+    summary = summarizer(text, max_length=max_len, min_length=50, do_sample=False)  # No use_auth_token
     return summary[0]['summary_text']
 
+
 # Sentiment analysis
 def sentiment_analysis(text):
     blob = TextBlob(text)