Update app.py

app.py

@@ -229,8 +229,8 @@ def pdf2txt(docs):
             if file_extension.lower() in ['py', 'txt', 'html', 'htm', 'xml', 'json']:
                 text += file.getvalue().decode('utf-8')
             elif file_extension.lower() == 'pdf':
-                from PyPDF2 import PdfFileReader
-                pdf = PdfFileReader(BytesIO(file.getvalue()))
+                from PyPDF2 import PdfReader
+                pdf = PdfReader(BytesIO(file.getvalue()))
                 for page in range(pdf.getNumPages()):
                     text += pdf.getPage(page).extractText()
         except Exception as e: