Cleanup default config (#2589)

CVS-159039

Author: aleksandr-mokrov

notebooks/softvc-voice-conversion/softvc-voice-conversion.ipynb

@@ -122,6 +122,8 @@
    },
    "outputs": [],
    "source": [
+    "import os\n",
+    "\n",
     "from notebook_utils import download_file, device_widget\n",
     "\n",
     "\n",
@@ -138,6 +140,8 @@
     "    \"kmeans_10000.pt\",\n",
     "    directory=\"so-vits-svc/logs/44k/\",\n",
     ")\n",
+    "if os.stat(\"so-vits-svc/configs/config.json\").st_size == 0:  # cleanup if it is default empty file\n",
+    "    os.remove(\"so-vits-svc/configs/config.json\")\n",
     "download_file(\n",
     "    \"https://huggingface.co/therealvul/so-vits-svc-4.0/resolve/main/Rainbow%20Dash%20(singing)/config.json\",\n",
     "    \"config.json\",\n",