Update utils.py

utils.py

@@ -1,6 +1,10 @@
-def pdf_to_text(pdf_path: str) -> str:
-    from PyPDF2 import PdfReader
+import os
+import pandas as pd
+from lingtrain_aligner import preprocessor, splitter, aligner, resolver, reader, vis_helper
+from PyPDF2 import PdfReader
 
+def pdf_to_text(pdf_path: str) -> str:
+    
     text = ""
     with open(pdf_path, "rb") as file:
         reader = PdfReader(file)