20 / 30 : delete discussion room only if exists

pandas example CI error

Author: beachdweller

20_probability/30_pandas.ipynb

@@ -1040,7 +1040,8 @@
    "metadata": {},
    "outputs": [],
    "source": [
-    "del table['토론실']\n",
+    "if '토론실' in table:\n",
+    "    del table['토론실']\n",
     "\n"
    ]
   },