Update app.py

app.py

@@ -12,25 +12,6 @@ except ImportError:
         def GPU(duration=120):
             return lambda fn: fn
 
-# ══════════════════════════════════════════════════════════════
-# ②  通过 openmim 安装 mmcv / mmsegmentation
-#    （PyPI 无 Python 3.12 预编译 wheel，必须走 OpenMMLab CDN）
-# ══════════════════════════════════════════════════════════════
-import subprocess, sys
-
-def _mim_install(pkg: str):
-    """使用 mim 安装，自动匹配当前 torch/CUDA 版本的预编译 wheel。"""
-    subprocess.check_call(
-        [sys.executable, "-m", "mim", "install", "-q", pkg]
-    )
-
-try:
-    import mmcv          # 已安装则跳过
-except ImportError:
-    print("📦 Installing mmcv via openmim ...")
-    _mim_install("mmcv>=2.1.0")
-    print("✅ mmcv installed.")
-
 import os, io
 import torch
 import numpy as np