Minor updates to get_wdl_stats related stuff.

README.md

@@ -251,7 +251,7 @@ Before calling this function, it is recommended that you first check if your ver
 use the "does_current_engine_version_have_wdl_option()" function below.
 
 ```python
-stockfish.get_wdl_stats()
+stockfish.get_wdl_stats() # include the argument get_as_tuple=True if you'd like to have a tuple returned instead of a list.
 ```
 
 ```text

stockfish/models.py

@@ -706,9 +706,7 @@ def is_move_correct(self, move_value: str) -> bool:
         self.info = old_self_info
         return is_move_correct
 
-    def get_wdl_stats(
-        self, get_as_tuple: bool = False
-    ) -> Union[list[int] | tuple[int, int, int] | None]:
+    def get_wdl_stats(self, get_as_tuple: bool = False) -> list[int] | tuple[int, int, int] | None:
         """Returns Stockfish's win/draw/loss stats for the side to move.
 
         Args:

tests/stockfish/test_models.py

@@ -914,6 +914,7 @@ def test_get_wdl_stats(self, stockfish: Stockfish):
             wdl_stats_3 = stockfish.get_wdl_stats()
             assert isinstance(wdl_stats_3, list) and len(wdl_stats_3) == 3
 
+            stockfish._prepare_for_new_position()
             wdl_stats_4 = stockfish.get_wdl_stats(get_as_tuple=True)
             assert isinstance(wdl_stats_4, tuple) and len(wdl_stats_4) == 3
             assert wdl_stats_3 == list(wdl_stats_4)