fix: Fix ident of preprocessing functions

app.py

@@ -43,7 +43,7 @@ def _remove_urls(txt_list: List[str]):
 def _remove_punctuation(txt_list: List[str]):
     punctuation = string.punctuation + '¿¡|'
     txt_list = [tweet.split(' ') for tweet in txt_list]
-   return [' '.join([word.translate(str.maketrans('', '', punctuation)) for word in tweet]) for tweet in txt_list]
+    return [' '.join([word.translate(str.maketrans('', '', punctuation)) for word in tweet]) for tweet in txt_list]
 
 preprocess_pipeline = [
     _remove_unk_chars,