Update app.py

app.py

@@ -334,7 +334,7 @@ def generate_abstractive_summary(text, type, min_len=120, max_len=512, **kwargs)
     return summary
 
 def clean_text(text,doc=False,plain_text=False,url=False):
-"""Return clean text from the various input sources"""
+    """Return clean text from the various input sources"""
 
     if url:
         is_url = validators.url(text)