very simple update to show code... stop gap until more rubst functionality added

Author: jpswinski

examples/voila_demo.ipynb

@@ -72,6 +72,8 @@
     "import logging\n",
     "import warnings\n",
     "import time\n",
+    "import json\n",
+    "from IPython.display import clear_output\n",
     "# atl03 plotting imports\n",
     "import numpy as np\n",
     "import matplotlib.lines\n",
@@ -123,15 +125,17 @@
     "# create global variables\n",
     "url_textbox = None\n",
     "atl06_rsps = None\n",
-    "parms = None\n",
+    "atl06_parms = None\n",
     "results = []\n",
     "SRwidgets = ipysliderule.widgets()\n",
     "points_dropdown = None\n",
     "update_button = widgets.Button(description=\"Update Map\")\n",
     "run_button = widgets.Button(description=\"Run SlideRule!\")\n",
     "run_output = widgets.Output()\n",
     "refresh_button = widgets.Button(description=\"Refresh Plot\")\n",
-    "refresh_output = widgets.Output()"
+    "refresh_output = widgets.Output()\n",
+    "show_code06_button = widgets.Button(description=\"Show Code\")\n",
+    "show_code06_output = widgets.Output()"
    ]
   },
   {
@@ -228,7 +232,7 @@
     "\n",
     "# build and transmit requests to SlideRule\n",
     "def runSlideRule():\n",
-    "    global url_textbox, parms, results\n",
+    "    global url_textbox, atl06_parms, results\n",
     "    \n",
     "    # set the url for the sliderule service\n",
     "    icesat2.init(url_textbox.value, loglevel=logging.ERROR, max_resources=1000)\n",
@@ -237,7 +241,7 @@
     "    asset = SRwidgets.asset.value\n",
     "\n",
     "    # build sliderule parameters using latest values from widget\n",
-    "    parms = {\n",
+    "    atl06_parms = {\n",
     "        # surface type: 0-land, 1-ocean, 2-sea ice, 3-land ice, 4-inland water\n",
     "        \"srt\": SRwidgets.surface_type.index,\n",
     "        # length of ATL06-SR segment in meters\n",
@@ -267,10 +271,10 @@
     "    # for each region of interest\n",
     "    for poly in m.regions:\n",
     "        # add polygon from map to sliderule parameters\n",
-    "        parms[\"poly\"] = poly \n",
+    "        atl06_parms[\"poly\"] = poly \n",
     "        # make the request to the SlideRule (ATL06-SR) endpoint\n",
     "        # and pass it the request parameters to request ATL06 Data\n",
-    "        gdf = gdf.append(icesat2.atl06p(parms, asset, callbacks={'eventrec': demo_logeventrec, 'exceptrec': demo_exceptrec}))\n",
+    "        gdf = gdf.append(icesat2.atl06p(atl06_parms, asset, callbacks={'eventrec': demo_logeventrec, 'exceptrec': demo_exceptrec}))\n",
     "    \n",
     "    return gdf\n",
     "\n",
@@ -309,9 +313,19 @@
     "            print(f'Plotting {max_plot_points} of {atl06_rsps.shape[0]} elevations. This may take 10-60+ seconds for larger point datasets.')\n",
     "            m.GeoData(atl06_rsps, column_name=SRwidgets.variable.value, cmap=SRwidgets.colormap, max_plot_points=max_plot_points)\n",
     "\n",
+    "# show code action\n",
+    "def on_show_code06_clicked(b):\n",
+    "    global url_textbox, atl06_parms\n",
+    "    with show_code06_output:\n",
+    "        clear_output()\n",
+    "        print(f'icesat2.init(\"{url_textbox.value}\")')\n",
+    "        print('parms = ', json.dumps(atl06_parms, indent=4), sep='')\n",
+    "        print('gdf = icesat2.atl06p(parms, asset=\"nsidc-s3\")')\n",
+    "        \n",
     "# link buttons\n",
     "run_button.on_click(on_run_clicked)\n",
-    "refresh_button.on_click(on_refresh_clicked)"
+    "refresh_button.on_click(on_refresh_clicked)\n",
+    "show_code06_button.on_click(on_show_code06_clicked)"
    ]
   },
   {
@@ -371,7 +385,8 @@
     "\n",
     "# display buttons\n",
     "display(run_button)\n",
-    "display(refresh_button, refresh_output)"
+    "display(refresh_button, refresh_output)\n",
+    "display(show_code06_button, show_code06_output)"
    ]
   },
   {
@@ -393,6 +408,9 @@
    "source": [
     "# globals for atl03 processing\n",
     "atl03_rsps = None\n",
+    "atl03_parms = None\n",
+    "show_code03_button = widgets.Button(description=\"Show Code\")\n",
+    "show_code03_output = widgets.Output()\n",
     "elev_dropdown = None\n",
     "pc_button = widgets.Button(description=\"Plot Photon Cloud\")\n",
     "pc_output = widgets.Output()\n",
@@ -445,7 +463,7 @@
     "%matplotlib widget\n",
     "# ATL03 Subsetter\n",
     "def runATL03Subsetter():\n",
-    "    global url_textbox, parms\n",
+    "    global url_textbox, atl03_parms\n",
     "    \n",
     "    # set the url for the sliderule service\n",
     "    if url_textbox.value == 'local':\n",
@@ -458,7 +476,7 @@
     "    asset = SRwidgets.asset.value\n",
     "\n",
     "    # build sliderule parameters using latest values from widget\n",
-    "    parms = {\n",
+    "    atl03_parms = {\n",
     "        # processing parameters\n",
     "        \"srt\": SRwidgets.surface_type.index,\n",
     "        \"len\": SRwidgets.length.value,\n",
@@ -482,7 +500,7 @@
     "    }\n",
     "\n",
     "    # make call to sliderule\n",
-    "    rsps = icesat2.atl03sp(parms, asset)\n",
+    "    rsps = icesat2.atl03sp(atl03_parms, asset)\n",
     "    \n",
     "    # return geodataframe\n",
     "    return rsps\n",
@@ -529,7 +547,19 @@
     "            SRwidgets.ground_track.value = gt2str[feature[\"properties\"][\"gt\"]]\n",
     "\n",
     "# install click handler callback\n",
-    "m.add_selected_callback(click_handler)"
+    "m.add_selected_callback(click_handler)\n",
+    "\n",
+    "# show code action\n",
+    "def on_show_code03_clicked(b):\n",
+    "    global url_textbox, atl03_parms\n",
+    "    with show_code03_output:\n",
+    "        clear_output()\n",
+    "        print(f'icesat2.init(\"{url_textbox.value}\")')\n",
+    "        print('parms = ', json.dumps(atl03_parms, indent=4), sep='')\n",
+    "        print('gdf = icesat2.atl03sp(parms, asset=\"nsidc-s3\")')\n",
+    "        \n",
+    "# install click handler callback\n",
+    "show_code03_button.on_click(on_show_code03_clicked)"
    ]
   },
   {
@@ -566,7 +596,8 @@
     "display(SRwidgets.plot_classification)\n",
     "display(elev_dropdown)\n",
     "display(pc_button)\n",
-    "display(pc_output)"
+    "display(pc_output)\n",
+    "display(show_code03_button, show_code03_output)"
    ]
   }
  ],
@@ -604,7 +635,7 @@
    "name": "python",
    "nbconvert_exporter": "python",
    "pygments_lexer": "ipython3",
-   "version": "3.10.6"
+   "version": "3.8.15"
   },
   "toc-showtags": false
  },