Release 4.2.0 (#1823)

* Added 4.2.0 CHANGELOG entry
* Update README to version 4.2.0
* Bump extension versions

Author: jonmmease

Diff for: CHANGELOG.md

@@ -2,6 +2,26 @@
 All notable changes to this project will be documented in this file.
 This project adheres to [Semantic Versioning](http://semver.org/).
 
+## [4.2.0] - 2019-10-16
+
+### Updated
+ - Updated Plotly.js to version 1.50.1. See the
+ [plotly.js CHANGELOG](https://github.com/plotly/plotly.js/blob/master/CHANGELOG.md#1501----2019-10-15)
+ for more information
+ 
+### Added
+ - Added `treemap` trace type ([plotly.js#4185](https://github.com/plotly/plotly.js/pull/4185), [plotly.js#4219](https://github.com/plotly/plotly.js/pull/4219), [plotly.js#4227](https://github.com/plotly/plotly.js/pull/4227), [plotly.js#4242](https://github.com/plotly/plotly.js/pull/4242))
+ - Added `add_*`/`select_*`/`for_each_*`/`update_*` convenience figure methods for annotations, shapes, and images ([#1817](https://github.com/plotly/plotly.py/pull/1817))
+ - Added `overwrite` kwarg to `update*` figure methods to fully replace property values, rather than update them recursively ([#1726](https://github.com/plotly/plotly.py/pull/1726))
+ - Added `texttemplate` attribute to all traces that support on-graph text ([plotly.js#4071](https://github.com/plotly/plotly.js/pull/4071), [plotly.js#4179](https://github.com/plotly/plotly.js/pull/4179))
+ - Added date custom formatting in `hovertemplate` and `texttemplate` e.g. `'%{x|%b %-d, %Y}'` ([plotly.js#4071](https://github.com/plotly/plotly.js/pull/4071))
+ - Added transition support to `bar` trace length, width, on-graph text positioning, marker style and error bars ([plotly.js#4180](https://github.com/plotly/plotly.js/pull/4180), [plotly.js#4186](https://github.com/plotly/plotly.js/pull/4186))
+ - Added support for legend scrolling via touch interactions ([plotly.js#3873](https://github.com/plotly/plotly.js/pull/3873), [plotly.js#4214](https://github.com/plotly/plotly.js/pull/4214))
+
+### Fixed
+ - Fixed `iframe` renderer on Python 2 ([#1822](https://github.com/plotly/plotly.py/pull/1822))
+ - Fixed use of merged templates in plotly.express ([#1819](https://github.com/plotly/plotly.py/pull/1819))
+
 ## [4.1.1] - 2019-09-02
 
 ### Updated

Diff for: README.md

@@ -78,12 +78,12 @@ Built on top of [plotly.js](https://github.com/plotly/plotly.js), `plotly.py` is
 
 plotly.py may be installed using pip...
 ```
-pip install plotly==4.1.1
+pip install plotly==4.2.0
 ```
 
 or conda.
 ```
-conda install -c plotly plotly==4.1.1
+conda install -c plotly plotly=4.2.0
 ```
 
 ### Jupyter Notebook Support
@@ -126,10 +126,10 @@ set NODE_OPTIONS=--max-old-space-size=4096
 jupyter labextension install @jupyter-widgets/[email protected] --no-build
 
 # FigureWidget support
-jupyter labextension install plotlywidget@1.1.1 --no-build
+jupyter labextension install plotlywidget@1.2.0 --no-build
 
 # and jupyterlab renderer support
-jupyter labextension install jupyterlab-plotly@1.1.2 --no-build
+jupyter labextension install jupyterlab-plotly@1.2.0 --no-build
 
 # JupyterLab chart editor support (optional)
 jupyter labextension install [email protected] --no-build

Diff for: packages/javascript/jupyterlab-plotly/package-lock.json

@@ -1,6 +1,6 @@
 {
   "name": "jupyterlab-plotly",
-  "version": "1.1.2",
+  "version": "1.2.0",
   "description": "The plotly JupyterLab extension",
   "author": "The plotly.py team",
   "license": "MIT",

Diff for: packages/javascript/jupyterlab-plotly/package.json

@@ -1,6 +1,6 @@
 {
   "name": "plotlywidget",
-  "version": "1.1.1",
+  "version": "1.2.0",
   "description": "The plotly JupyterLab extension",
   "author": "The plotly.py team",
   "license": "MIT",

Diff for: packages/javascript/plotlywidget/package-lock.json

@@ -2,4 +2,4 @@
 # for automated dev builds
 #
 # It is edited by hand prior to official releases
-__frontend_version__ = "^1.1.1"
+__frontend_version__ = "^1.2.0"

Diff for: packages/javascript/plotlywidget/package.json

@@ -12569,7 +12569,7 @@ module.exports = function identity(d) { return d; };
 /* 19 */
 /***/ (function(module, exports) {
 
-module.exports = {"name":"plotlywidget","version":"1.1.1","description":"The plotly JupyterLab extension","author":"The plotly.py team","license":"MIT","main":"src/index.js","repository":{"type":"git","url":"https://github.com/plotly/plotly.py"},"keywords":["jupyter","widgets","ipython","ipywidgets","plotly"],"files":["src/**/*.js","dist/*.js","style/*.*"],"scripts":{"build":"npm run build:src","build:src":"rimraf dist && tsc","clean":"rimraf dist/ && rimraf  ../../python/plotly/plotlywidget/static'","prepublish":"webpack","test":"echo \"Error: no test specified\" && exit 1"},"devDependencies":{"webpack":"^3.10.0","rimraf":"^2.6.1","ify-loader":"^1.1.0","typescript":"~3.1.1"},"dependencies":{"plotly.js":"^1.50.1","@jupyter-widgets/base":"^2.0.0","lodash":"^4.17.4"},"jupyterlab":{"extension":"src/jupyterlab-plugin.js"}}
+module.exports = {"name":"plotlywidget","version":"1.2.0","description":"The plotly JupyterLab extension","author":"The plotly.py team","license":"MIT","main":"src/index.js","repository":{"type":"git","url":"https://github.com/plotly/plotly.py"},"keywords":["jupyter","widgets","ipython","ipywidgets","plotly"],"files":["src/**/*.js","dist/*.js","style/*.*"],"scripts":{"build":"npm run build:src","build:src":"rimraf dist && tsc","clean":"rimraf dist/ && rimraf  ../../python/plotly/plotlywidget/static'","prepublish":"webpack","test":"echo \"Error: no test specified\" && exit 1"},"devDependencies":{"webpack":"^3.10.0","rimraf":"^2.6.1","ify-loader":"^1.1.0","typescript":"~3.1.1"},"dependencies":{"plotly.js":"^1.50.1","@jupyter-widgets/base":"^2.0.0","lodash":"^4.17.4"},"jupyterlab":{"extension":"src/jupyterlab-plugin.js"}}
 
 /***/ }),
 /* 20 */