Merge branch 'master' into dash-wind-streaming

Author: chriskfwoo

.DS_Store

@@ -99,15 +99,18 @@ jobs:
               fi
               git config --global user.email '<>' # Leave email blank
               git config --global user.name "Circle MonoRepo Automatic Deployer"
-              echo $PLOTLY_GA_CODE > ~/dash-sample-apps/apps/"$APP"/assets/plotly_ga.js
-              git add ~/dash-sample-apps/apps/"$APP"/assets/plotly_ga.js && git commit -m "Deployed commit: $CIRCLE_SHA1"
-              git remote add $APP https://dash-gallery.plotly.host/GIT/$APP
-              git push $APP master --force || echo "Deploy failed because there is no such app on Dash Gallery: $APP. Please use the web interface to create an app with this name. Continuing deployments..."
+              if [ -d ~/dash-sample-apps/apps/"$APP"/ ]
+              then
+                echo $PLOTLY_GA_CODE > ~/dash-sample-apps/apps/"$APP"/assets/plotly_ga.js
+                git add ~/dash-sample-apps/apps/"$APP"/assets/plotly_ga.js && git commit -m "Deployed commit: $CIRCLE_SHA1"
+                git remote add $APP https://dash-gallery.plotly.host/GIT/$APP
+                git push $APP master --force || echo "Deploy failed because there is no such app on Dash Gallery: $APP. Please use the web interface to create an app with this name. Continuing deployments..."
+              fi
             done
       - run:
           name: Push to production
           command: |
-              git push git@github.com:plotly/dash-sample-apps master:production
+              git push --force git@github.com:plotly/dash-sample-apps master:production
 
 workflows:
   version: 2

.circleci/config.yml

@@ -17,7 +17,7 @@
 */
 
 /* PLotly.js 
-–––––––––––––––––––––––––––––––––––––––––––––––––– */
+–––––––––––––––––––––––––––––––––––––––––––––––    */
 /* plotly.js's modebar's z-index is 1001 by default
  * https://github.com/plotly/plotly.js/blob/7e4d8ab164258f6bd48be56589dacd9bdd7fded2/src/css/_modebar.scss#L5
  * In case a dropdown is above the graph, the dropdown's options

apps/dash-brain-viewer/assets/default.css

@@ -5,10 +5,43 @@ Dash abstracts away all of the technologies and protocols required to build an i
 
 Try out the [demo app here](https://dash-gallery.plotly.host/dash-datashader/).
 
+![screenshot](assets/datashader.png)
 
-To learn more check out our [documentation](https://dash.plot.ly).
 
-### Contributing
+## Requirements
+We suggest you to create a separate virtual environment running Python 3 for this app, and install all of the required dependencies there. Run in Terminal/Command Prompt:
+
+```
+git clone https://github.com/plotly/dash-sample-apps
+cd dash-sample-apps/apps/dash-datashader
+python3 -m virtualenv venv
+```
+In UNIX system: 
+
+```
+source venv/bin/activate
+```
+In Windows: 
+
+```
+venv\Scripts\activate
+```
+
+To install all of the required packages to this environment, simply run:
 
+```
+pip install -r requirements.txt
+```
 
-Changes to master will get deployed automatically.
+and all of the required `pip` packages, will be installed, and the app will be able to run.
+
+## How to use the app
+Run this app locally by:
+```
+python app.py
+```
+Open http://127.0.0.1:8050/ in your browser.
+
+Drag a section of the top graph in order to display the zoomed in graph on the bottom.
+
+To learn more check out our [documentation](https://dash.plot.ly).

apps/dash-cytoscape-phylogeny/runtime.txt

@@ -5,3 +5,4 @@ datashader>=0.6.9
 gunicorn>=19.9.0
 numpy>=1.14.1
 pandas>=0.24.0
+fsspec>=0.3.3