Update aftdb.py

aftdb.py

@@ -43,8 +43,7 @@ class AFTConfig(datasets.BuilderConfig):
     """Builder Config for AFTdb"""
  
     def __init__(self, nb_files_figure, nb_files_table, **kwargs):
-        """BuilderConfig for AFTdb.
-        """
+        """BuilderConfig for AFTdb."""
         super().__init__(version=datasets.__version__, **kwargs)
         self.nb_files_figure = nb_files_figure
         self.nb_files_table = nb_files_table