fix bug

app.py

@@ -5,14 +5,14 @@ import yaml
 import time
 import os.path as op
 from download import download_model
-from levo_inference import LeVoInference
-
 
 # 下载模型
 APP_DIR = op.dirname(op.abspath(__file__))
 download_model(APP_DIR)
 print("Successful downloaded model.")
 
+from levo_inference import LeVoInference
+
 # 模型初始化
 MODEL = LeVoInference(op.join(APP_DIR, "ckpt/songgeneration_base_zn/"))
 
@@ -100,7 +100,6 @@ def generate_song(lyric, description=None, prompt_audio=None, genre=None, cfg_co
         "inference_duration": end - start,
         "timestamp": datetime.now().isoformat(),
     }
-    print(input_config)
     
     return (sample_rate, audio_data), json.dumps(input_config, indent=2)