Update app.py

app.py

@@ -19,7 +19,8 @@ def length_tokens(txt):
 def extract_separators_from_string(separators_str):
     print('Received:', type(separators_str), 'with value', repr(separators_str))
     try:
-        separators = separators_str[1:-1].replace("\\n", "\n").split(", ")
+        separators_str = separators_str.replace("\\n", "\n").replace("\\t", "\t") # fix special characters
+        separators = separators_str[1:-1].split(", ")
         return [separator.replace('"', "").replace("'", "") for separator in separators]
     except Exception as e:
         raise gr.Error(f"""