Fix len error

app.py

@@ -5,7 +5,7 @@ from transformers import pipeline
 def main(article, min_len, max_len):
     summarizer = pipeline("summarization", model="facebook/bart-large-cnn")
 
-    return summarizer(article, max_length=max_len, min_length=min_len, do_sample=False)[0]["summary_text"]
+    return summarizer(article, max_length=int(max_len), min_length=int(min_len), do_sample=False)[0]["summary_text"]
 
 
 iface = gr.Interface(fn=main,