Update app.py

app.py

@@ -27,15 +27,13 @@ tokenizer, model = load_model()
 def summarize(file, text, style, length):
     text_input = ""
     if file is not None:
-        if file.name.endswith(".pdf"):
-            # Only PDFs have .read()
-            with fitz.open(stream=file.read(), filetype="pdf") as doc:
-                text_input = " ".join([page.get_text() for page in doc])
-        elif file.name.endswith(".txt"):
-            # TXT files are passed as NamedString -> use str(file)
+        if file.name.endswith(".pdf") and hasattr(file, 'read'):
+                with fitz.open(stream=file.read(), filetype="pdf") as doc:
+                    text_input = " ".join([page.get_text() for page in doc])
+        else: 
+            # if file doesn't end with .pdf AND hasn't attribute 'read',
+            # then handle all other cases (TXT files, PDFs without .read(), etc.)
             text_input = str(file)
-        else:
-            text_input = ""
     elif text:
         text_input = text
     # If the input text is empty or contains only whitespace, 
@@ -45,7 +43,7 @@ def summarize(file, text, style, length):
     # so we return a message for the first output (the summary box) and None for the rest.
     # This ensures the UI remains consistent and doesn't break if the input is empty.
         return "Maybe try uploading a file or typing some text?", None, None, None, None, None
-    
+ 
     # Language detection
     try:
         lang_code = detect(text_input)