Update controlled_summarization.py

controlled_summarization.py

@@ -128,7 +128,7 @@ def ctrlsum_for_file(input=None, length=None, keywords="", text="", url="") -> L
                         keywords = None
                     if l == "":
                         l = None
-                    return ctrlsum_for_str(raw_text, l, keywords), raw_text, None
+                    return ctrlsum_for_str(raw_text, int(l), keywords), raw_text, None
 
                 filename = download_pdf(url, './cache/')
             else: