chore(format): run black on dev (#901)

Co-authored-by: github-actions[bot] <github-actions[bot]@users.noreply.github.com>

Author: github-actions[bot]

ChatTTS/model/gpt.py

@@ -190,7 +190,9 @@ def _prepare_generation_inputs(
                 try:
                     max_cache_length = past_key_values.get_max_cache_shape()
                 except:
-                    max_cache_length = past_key_values.get_max_length() # deprecated in transformers 4.48
+                    max_cache_length = (
+                        past_key_values.get_max_length()
+                    )  # deprecated in transformers 4.48
                 cache_length = (
                     past_length
                     if max_cache_length is None