Update small_mc4.py

small_mc4.py

@@ -109,13 +109,13 @@ class Mc4(datasets.GeneratorBasedBuilder):
                     n_shards=_N_SHARDS_PER_SPLIT[lang][split],
                 )
                 for lang in self.config.languages
-                for index in range(_N_SHARDS_PER_SPLIT[lang][split])
+                for index in range(10)
                 if check_file_exists(
                     _DATA_URL.format(
                     language=lang,
                     split_suffix="-validation" if split == "validation" else "",
                     index=index,
-                    n_shards=_N_SHARDS_PER_SPLIT[lang][split],
+                    n_shards= 10,
                 )
                 )
             ]