delete proxy

Author: xingzhongyu

examples/tuning/custom-methods/tutorial.ipynb

@@ -1796,8 +1796,7 @@
     "from dance.typing import LogLevel\n",
     "from sklearn.random_projection import GaussianRandomProjection\n",
     "root_path=str(Path(__file__).resolve().parent) if '__file__' in globals() else os.getcwd()\n",
-    "os.environ[\"http_proxy\"] = \"http://121.250.209.147:7890\"\n",
-    "os.environ[\"https_proxy\"] = \"http://121.250.209.147:7890\"\n",
+    "\n",
     "# Import your custom SVM class\n",
     "# In reality, you'd do: from your_svm_file import SVM\n",
     "# from your_svm_file import SVM\n",