Non escaped quotes again

doc/tutorial/climada_hazard_TropCyclone.ipynb

@@ -1743,14 +1743,14 @@
     "# 1. Which is the time frequency of the data?\n",
     "# The values of a DataArray are numpy.arrays.\n",
     "# The nummpy.ediff1d computes the different between elements in an array\n",
-    "diff_time_ns = np.ediff1d(tc_syn["time"])\n",
+    "diff_time_ns = np.ediff1d(tc_syn[\"time\"])\n",
     "diff_time_h = diff_time_ns.astype(int)/1000/1000/1000/60/60\n",
     "print('Mean time frequency in hours:', diff_time_h.mean())\n",
     "print('Std time frequency in hours:', diff_time_h.std())\n",
     "print()\n",
     "\n",
     "# 2. Compute the maximum sustained wind for each day.\n",
-    "print('Daily max sustained wind:', tc_syn["max_sustained_wind"].groupby('time.day').max())"
+    "print('Daily max sustained wind:', tc_syn[\"max_sustained_wind\"].groupby('time.day').max())"
    ]
   },
   {