Update stopwords for Arabic, Viet and most of Indic languages

Author: HugoLaurencon

ac_dc/languages_id.py

@@ -32,7 +32,7 @@
     {
         "lang": "Assamese",
         "dataset_id": "as",
-        "stopwords_id": None,
+        "stopwords_id": "as",
         "flagged_words_id": None,
         "fasttext_id": "as",
         "sentencepiece_id": "as",
@@ -95,7 +95,7 @@
     {
         "lang": "Gujarati",
         "dataset_id": "gu",
-        "stopwords_id": None,
+        "stopwords_id": "gu",
         "flagged_words_id": None,
         "fasttext_id": "gu",
         "sentencepiece_id": "gu",

ac_dc/parameters_filtering.py

@@ -251,7 +251,7 @@
     "cond_check_lang_id": True,
     "lang_id_min_cutoff": 0.8,
     "cond_check_perplexity": True,
-    "perplexity_max_cutoff": 150000,
+    "perplexity_max_cutoff": 2500,
 }
 
 parameters_filtering_en = {