switch default execution mode to generate

app.py

@@ -81,7 +81,7 @@ def main() -> None:
         "rednote-hilab/dots.tts",
     )
     precision = os.environ.get("DOTS_TTS_PRECISION", "bfloat16")
-    execution_mode = os.environ.get("DOTS_TTS_EXECUTION_MODE", "generate_stream")
+    execution_mode = os.environ.get("DOTS_TTS_EXECUTION_MODE", "generate")
     max_generate_length = _env_int("DOTS_TTS_MAX_GENERATE_LENGTH", 500)
     default_num_steps = _env_int("DOTS_TTS_DEFAULT_NUM_STEPS", 10)
     compile_backend = os.environ.get("DOTS_TTS_COMPILE_BACKEND", "aoti").strip().lower()

apps/gradio/constants.py

@@ -11,7 +11,7 @@ DEFAULT_PROMPTS_DIR = REPO_ROOT / "apps" / "gradio" / "default_prompts"
 DEFAULT_PROMPT_SOURCE_DIR = DEFAULT_PROMPTS_DIR
 DEFAULT_PROMPT_MAPPING_FILE = DEFAULT_PROMPTS_DIR / "prompt_text"
 DEFAULT_OUTPUT_RETENTION = 0
-DEFAULT_EXECUTION_MODE = "generate_stream"
+DEFAULT_EXECUTION_MODE = "generate"
 DEFAULT_PRECISION = "bfloat16"
 DEFAULT_ODE_METHOD = "euler"
 DEFAULT_NUM_STEPS = 10