update moment_key

nba_tracking_data_15_16.py

@@ -156,8 +156,8 @@ class NbaTracking(datasets.GeneratorBasedBuilder):
     def _generate_examples(self, filepaths, split):
         # TODO: This method handles input defined in _split_generators to yield (key, example) tuples from the dataset.
         # The `key` is for legacy reasons (tfds) and is not important in itself, but must be unique for each example.
+        moment_id = 0
         for game_title, link in filepaths.items():
-            moment_id = 0
             with open(link, encoding="utf-8") as fp:
                 game = json.load(fp)
                 game_id = game["gameid"]