Fixed formatting

Author: davewhipp

notebooks/L6/numpy/Advanced-data-processing-with-NumPy.ipynb

@@ -19,24 +19,16 @@
     "\n",
     "### Previewing the data file.\n",
     "\n",
-    "To start, let's have a look at the top few lines of our data file."
-   ]
-  },
-  {
-   "cell_type": "raw",
-   "metadata": {},
-   "source": [
+    "To start, let's have a look at the top few lines of our data file.\n",
+    "\n",
+    "```\n",
     "STATION           ELEVATION  LATITUDE   LONGITUDE  DATE     PRCP     TAVG     TMAX     TMIN     \n",
     "----------------- ---------- ---------- ---------- -------- -------- -------- -------- -------- \n",
     "GHCND:USW00014853      236.8   42.23333  -83.53333 20070101 0.03     -9999    50       32       \n",
     "GHCND:USW00014853      236.8   42.23333  -83.53333 20070102 0.00     -9999    43       26       \n",
-    "GHCND:USW00014853      236.8   42.23333  -83.53333 20070103 0.00     -9999    46       30"
-   ]
-  },
-  {
-   "cell_type": "markdown",
-   "metadata": {},
-   "source": [
+    "GHCND:USW00014853      236.8   42.23333  -83.53333 20070103 0.00     -9999    46       30\n",
+    "```\n",
+    "\n",
     "So, we have 9 columns in the file, with values separated by variable numbers of spaces.\n",
     "Another thing to notice are the `-9999` values, which indicate missing data.\n",
     "Otherwise, some columns contain numerical values, and those will be our focus for today's lesson.\n",