modify app.py for test

app.py

@@ -12,6 +12,11 @@ APP_DIR = op.dirname(op.abspath(__file__))
 from download import download_model
 # 下载模型
 download_model(APP_DIR)
+print("Successful downloaded model.")
+
+from levo_inference import LeVoInference
+
+model = LeVoInference(op.join(APP_DIR, "conf/infer.yaml"))
 
 EXAMPLE_DESC = """female, dark, pop, sad, piano and drums, the bpm is 125."""
 EXAMPLE_LYRICS = """
@@ -52,6 +57,7 @@ R&B的节奏奏响.
 
 # 模拟歌曲生成函数
 def generate_song(description, lyric, prompt_audio=None):
+    global model
     # 这里模拟生成过程 - 实际应用中替换为你的模型调用
     print(f"Generating song with description: {description}")
     print(f"Lyrics provided: {lyric}")
@@ -69,6 +75,7 @@ def generate_song(description, lyric, prompt_audio=None):
         "lyric": lyric,
         "has_prompt_audio": prompt_audio is not None,
         "timestamp": datetime.now().isoformat(),
+        "model": str(model),
     }
     
     return (sample_rate, audio_data), json.dumps(input_config, indent=2)