update mussel farms notebook

Author: Neha Sharma

samples/04_gis_analysts_data_scientists/detecting_mussel_farms_using_deep_learning.ipynb

@@ -347,7 +347,7 @@
    "metadata": {},
    "outputs": [],
    "source": [
-    "import zipfile\n",
+    "# Unzip training data\n",
     "with zipfile.ZipFile(filepath, 'r') as zip_ref:\n",
     "    zip_ref.extractall(Path(filepath).parent)"
    ]
@@ -869,6 +869,7 @@
     }
    ],
    "source": [
+    "#get raster data using item id\n",
     "sample_inference_raster = gis.content.get('d6f035f5de504c86855e0ee70e83ad0e')\n",
     "sample_inference_raster"
    ]
@@ -1032,6 +1033,7 @@
     }
    ],
    "source": [
+    "#get feature layer using item id\n",
     "fc = gis.content.get('477d756f79e4400fa91c5b220406d98c')\n",
     "fc"
    ]
@@ -1072,6 +1074,7 @@
     }
    ],
    "source": [
+    "#get webmap using item id\n",
     "wm_item = gis.content.get('36714d14f80649e99aaf702f3cec6455')\n",
     "wm_item"
    ]
@@ -1085,10 +1088,17 @@
    },
    "outputs": [],
    "source": [
-    "mapp = gis.map(wm_item)\n",
+    "#Create map object with webmap layer\n",
+    "mapp = gis.map(wm_item) \n",
+    "\n",
+    "# Add feature layer over map\n",
     "mapp.content.add(fc)\n",
-    "mapp.zoom_to_layer(fc)\n",
-    "mapp"
+    "\n",
+    "# Zoom to the feature layer extent\n",
+    "mapp.zoom_to_layer(fc) \n",
+    "\n",
+    "# Display map\n",
+    "mapp "
    ]
   },
   {