Update app.py

app.py

@@ -50,7 +50,7 @@ def extract_text_from_file(file):
     # read text file
     if file.type == "text/plain":
         # To convert to a string based IO:
-        stringio = StringIO(file.getvalue().decode("utf-8"))
+        stringio = StringIO(file.getvalue().decode("cp1252"))
 
         # To read file as string:
         file_text = stringio.read()