update binder, add badge

Author: bollwyvl

.binder/environment.yml

@@ -0,0 +1,24 @@
+name: pythreejs
+channels:
+  - conda-forge
+  - nodefaults
+dependencies:
+  # runtimes
+  - python >=3.6
+  - nodejs >=12
+  # dependencies
+  - ipydatawidgets >=1.1.1
+  - ipywidgets >=7.2.1
+  - numpy >=1.14
+  # clients
+  - jupyterlab >=3,<4
+  - jupyterlab-classic
+  # dev
+  - nbval
+  - pytest-check-links
+  # examples
+  - ipympl
+  - ipywebrtc
+  - matplotlib-base
+  - scikit-image
+  - scipy

.binder/postBuild

@@ -0,0 +1,18 @@
+#!/usr/bin/env bash
+set -eux
+
+pushd js
+jlpm --ignore-optional
+jlpm build:bundles
+jlpm build:all
+popd
+
+python -m pip install -e . --no-deps --ignore-installed
+python -m pip check
+
+# install labextension
+jupyter labextension develop . --overwrite
+
+# validate
+jupyter nbextension list
+jupyter labextension list

MANIFEST.in

@@ -9,6 +9,9 @@ include screencast.gif
 graft docs
 exclude docs/\#*
 
+# demo
+exclude .binder
+
 # docs subdirs we want to skip
 prune docs/build
 prune docs/dist

README.md

@@ -1,12 +1,15 @@
 # pythreejs
 
+[![Interactive demo on Binder][binder-badge]][binder]
 [![Install from PyPI][pypi-badge]][pypi]
 [![Install from conda-forge][cf-badge]][cf]
 [![Documentation Status][docs-badge]][docs]
 [![Build Status][ci-badge]][ci]
 
 A Python / ThreeJS bridge for [Jupyter Widgets][widgets].
 
+[binder-badge]: https://mybinder.org/badge_logo.svg
+[binder]: https://mybinder.org/v2/gh/jupyter-widgets/pythreejs/HEAD?urlpath=lab%2Ftree%2Fexamples%2FExamples.ipynb
 [pypi-badge]: https://img.shields.io/pypi/v/pythreejs?logo=pypi
 [pypi]: https://pypi.org/project/pythreejs
 [cf-badge]: https://img.shields.io/conda/vn/conda-forge/pythreejs?logo=conda-forge