Update app.py

app.py

@@ -64,7 +64,7 @@ class OCRProcessor:
         """
         Process a PDF file and return the OCR text.
         """
-        predictions = run_ocr([pdf_path], self.langs, self.det_model, self.det_processor, self.rec_model, self.rec_processor)
+        predictions = run_ocr([pdf_path], [self.langs], self.det_model, self.det_processor, self.rec_model, self.rec_processor)
         return predictions[0]  # Assuming the first item in predictions contains the desired text
     
 def process_input(image=None, file=None, audio=None, text=""):