Add dask powered Xarray example and dask labview (#2)

* Add configs for labview plugin

* Add dask config with nbserverproxy link

* Default to lab

* Add xarray example with dask backend

* Rename file

* Use v2.0.0 for binder

.dask/config.yaml

@@ -0,0 +1,10 @@
+distributed:
+  logging:
+    bokeh: critical
+
+  dashboard:
+    link: /user/{JUPYTERHUB_USER}/proxy/{port}/status
+
+  admin:
+    tick:
+      limit: 5s

README.md

@@ -1,4 +1,4 @@
-# Python Intro 201804 [![Binder](https://mybinder.org/badge.svg)](https://mybinder.org/v2/gh/geomar-tm/python-intro-201804/v1.3.2)
+# Python Intro 201804 [![Binder](https://mybinder.org/badge.svg)](https://mybinder.org/v2/gh/geomar-tm/python-intro-201804/v2.0.0?urlpath=lab)
 
 This course was held in April / May 2018.
 
@@ -58,7 +58,7 @@ jupyter lab
 ```
 
 > _**Note** that if Jupyter fails with a message "could not assign address", you need to explicitly choose the IP address for the jupyter server:_
-> 
+>
 > ```bash
 > jupyter lab --ip=127.0.0.1
 > ```

Welcome.md

@@ -0,0 +1,3 @@
+
+Welcome To The Python Intro
+===========================

binder/apt.txt

@@ -0,0 +1 @@
+graphviz

binder/environment.yml

@@ -3,19 +3,38 @@ channels:
   - conda-forge
 dependencies:
   - python=3
-  - basemap 
+  - basemap
+  - bokeh=1.1.0
   - cartopy
   - cf_units
   - cmocean
-  - dask
+  - dask-image=0.2.0
+  - dask-ml=0.13.0
+  - dask=1.2
   - gsw
   - haversine
   - hdf5
   - matplotlib<3
+  - nbserverproxy
   - netCDF4
+  - nodejs=8.9
+  - nomkl
+  - notebook<5.7.5
+  - numba
   - numpy
   - pandas
-  - seaborn
+  - pip
+  - py-xgboost
+  - pyarrow==0.12.0
+  - python-graphviz
+  - requests
   - scipy
+  - seaborn
   - seawater
+  - tornado=5
   - xarray
+  - pip:
+    - dask_xgboost
+    - mimesis
+    - jupyterlab==1.0.0a8
+    - dask-labextension==0.4.0a1

binder/jupyterlab-workspace.json

@@ -0,0 +1,94 @@
+{
+  "data": {
+    "file-browser-filebrowser:cwd": {
+      "path": ""
+    },
+    "dask-dashboard-launcher:individual-progress": {
+      "data": {
+        "route": "individual-progress",
+        "label": "Progress"
+      }
+    },
+    "dask-dashboard-launcher:individual-task-stream": {
+      "data": {
+        "route": "individual-task-stream",
+        "label": "Task Stream"
+      }
+    },
+    "layout-restorer:data": {
+      "main": {
+        "dock": {
+          "type": "split-area",
+          "orientation": "horizontal",
+          "sizes": [
+            0.5,
+            0.5
+          ],
+          "children": [
+            {
+              "type": "tab-area",
+              "currentIndex": 0,
+              "widgets": [
+                "markdownviewer-widget:Welcome.md"
+              ]
+            },
+            {
+              "type": "split-area",
+              "orientation": "vertical",
+              "sizes": [
+                0.67,
+                0.33
+              ],
+              "children": [
+                {
+                  "type": "tab-area",
+                  "currentIndex": 0,
+                  "widgets": [
+                    "dask-dashboard-launcher:individual-task-stream"
+                  ]
+                },
+                {
+                  "type": "tab-area",
+                  "currentIndex": 0,
+                  "widgets": [
+                    "dask-dashboard-launcher:individual-progress"
+                  ]
+                }
+              ]
+            }
+          ]
+        },
+        "mode": "multiple-document",
+        "current": "markdownviewer-widget:Welcome.md"
+      },
+      "left": {
+        "collapsed": false,
+        "current": "filebrowser",
+        "widgets": [
+          "filebrowser",
+          "running-sessions",
+          "dask-dashboard-launcher",
+          "command-palette",
+          "tab-manager"
+        ]
+      },
+      "right": {
+        "collapsed": true,
+        "widgets": []
+      }
+    },
+    "markdownviewer-widget:Welcome.md": {
+      "data": {
+        "path": "Welcome.md",
+        "factory": "Markdown Preview"
+      }
+    },
+    "dask-dashboard-launcher": {
+      "url": "DASK_DASHBOARD_URL",
+      "cluster": ""
+    }
+  },
+  "metadata": {
+    "id": "/lab"
+  }
+}

binder/postBuild

@@ -0,0 +1,4 @@
+#!/bin/bash
+
+# Install the JupyterLab dask-labextension
+jupyter labextension install [email protected]

binder/start

@@ -0,0 +1,9 @@
+#!/bin/bash
+
+# Replace DASK_DASHBOARD_URL with the proxy location
+sed -i -e "s|DASK_DASHBOARD_URL|/user/${JUPYTERHUB_USER}/proxy/8787|g" binder/jupyterlab-workspace.json
+
+# Temporary workspace workaround
+cp binder/jupyterlab-workspace.json /home/jovyan/.jupyter/lab/workspaces/lab-a511.jupyterlab-workspace
+
+exec "$@"