update code

app.py

@@ -323,6 +323,10 @@ def launch_pretrained():
         local_dir="./pretrained_model/sd21",
         local_dir_use_symlinks=False
     )
+    logging.info("delete models.")
+
+    os.remove('./pretrained_model/sd21/v2-1_512-ema-pruned.ckpt')
+    os.remove('./pretrained_model/sd21/v2-1_512-nonema-pruned.ckpt')
 
     # 下载 CrucibleAI/ControlNetMediaPipeFace 的所有文件
     snapshot_download(