# ipywidgets: Interactive HTML Widgets
[![Version](https://img.shields.io/pypi/v/ipywidgets.svg)](https://pypi.python.org/pypi/ipywidgets)
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[![Build Status](https://travis-ci.org/jupyter-widgets/ipywidgets.svg?branch=master)](https://travis-ci.org/jupyter-widgets/ipywidgets)
[![Documentation Status](http://readthedocs.org/projects/ipywidgets/badge/?version=latest)](https://ipywidgets.readthedocs.io/en/latest/?badge=latest)
[![Join the chat at https://gitter.im/ipython/ipywidgets](https://badges.gitter.im/Join%20Chat.svg)](https://gitter.im/ipython/ipywidgets?utm_source=badge&utm_medium=badge&utm_campaign=pr-badge&utm_content=badge)
ipywidgets are [interactive HTML widgets](https://github.com/jupyter-widgets/ipywidgets/blob/master/docs/source/examples/Index.ipynb)
for Jupyter notebooks and the IPython kernel.
Notebooks come alive when interactive widgets are used. Users gain control of
their data and can visualize changes in the data.
Learning becomes an immersive, plus fun, experience. Researchers can easily see
how changing inputs to a model impact the results. We hope you will add
ipywidgets to your notebooks, and we're here to help you get started.
## Core Interactive Widgets
A [demonstration notebook](https://github.com/jupyter-widgets/ipywidgets/blob/master/docs/source/examples/Index.ipynb) provides an overview of the core interactive widgets, including:
- sliders
- progress bars
- text boxes
- toggle buttons and checkboxes
- display areas
- and more
## Jupyter Interactive Widgets as a Framework
Besides the widgets already provided with the library, the framework can be
extended with custom widget libraries.
A template project is available in the form of a cookie cutter [here](https://github.com/jupyter/widget-cookiecutter).
This project is meant to help custom widget authors get started with the
packaging and the distribution of Jupyter interactive widgets.
It produces a project for a Jupyter interactive widget library following the
current best practices for using interactive widgets. An implementation for a
placeholder "Hello World" widget is provided.
Popular widget libraries such as
[bqplot](https://github.com/bloomberg/bqplot),
[pythreejs](https://github.com/jovyan/pythreejs) and
[ipyleaflet](https://github.com/ellisonbg/ipyleaflet)
follow exactly the same template and directory structure. They can serve as
more advanced examples of usage of the Jupyter widget infrastructure.
For detailed information, please refer to the [ipywidgets documentation](https://ipywidgets.readthedocs.io/en/latest/).
## More advanced examples
Examples of custom widget libraries built upon ipywidgets are
- [bqplot](https://github.com/bloomberg/bqplot) a 2d data visualization library
enabling custom user interactions.
- [pythreejs](https://github.com/jovyan/pythreejs) a Jupyter - Three.js wrapper,
bringing Three.js to the notebook.
- [ipyleaflet](https://github.com/ellisonbg/ipyleaflet) a leaflet widget for Jupyter.
## Install
Install the current version of ipywidgets using pip or conda.
- With pip:
```
pip install ipywidgets
jupyter nbextension enable --py --sys-prefix widgetsnbextension
```
- With conda:
```
conda install -c conda-forge ipywidgets
```
See the [Installation](docs/source/user_install.md) section of the documentation for additional details.
### Installing from git
If you want to install ipywidgets from git, **you will need [npm](https://www.npmjs.com/) version 3.x or later** (check you version by running `npm -v` from a terminal). Installing from git is more complicated and requires a developer install, see the [developer install](docs/source/dev_install.md) instructions.
To install the latest master version from the root directory of the source
code, run ``dev-install.sh``. To only build the Python package enter ``pip install -e .``.
#### Compatibility
| ipywidgets version | Required notebook version |
| ------------------- | ------------------------- |
| master | 4.4 |
| 5.x | 4.2 |
| 4.1.x | 4.1 |
| 4.0.x | 4.0 |
[Change log](docs/source/changelog.md)
## Usage
See the [examples](docs/source/examples.md) section of the documentation. The widgets are being used in a variety of ways; some uses can be seen in these notebooks:
- [Demo notebook of interactive widgets](https://github.com/jupyter-widgets/ipywidgets/blob/master/docs/source/examples/Index.ipynb)
## Contributing to ipywidgets
- [Developer install](docs/source/dev_install.md)
## License
We use a shared copyright model that enables all contributors to maintain the
copyright on their contributions.
See the [LICENSE](LICENSE) file in this repository for details.
## Project Jupyter resources
- [Project Jupyter website](https://jupyter.org)
- [Online Demo of Jupyter Notebook at try.jupyter.org](https://try.jupyter.org)
- [Documentation for Project Jupyter](https://jupyter.readthedocs.io/en/latest/index.html) [[PDF](https://media.readthedocs.org/pdf/jupyter/latest/jupyter.pdf)]
- [![Google Group](https://img.shields.io/badge/-Google%20Group-lightgrey.svg)](https://groups.google.com/forum/#!forum/jupyter)
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ipywidgets-7.0.0a7.tar.gz (113个子文件)
make.bat 2KB
setup.cfg 26B
embed.gif 269KB
ParallelKernels.graffle 20KB
WidgetModelView.graffle 12KB
MultilanguageKernels.graffle 10KB
VizInteractCompute.graffle 9KB
WidgetArch.graffle 7KB
Image Processing.ipynb 210KB
Lorenz Differential Equations.ipynb 120KB
Widget Styling.ipynb 93KB
Widget Alignment.ipynb 58KB
Widget List.ipynb 33KB
Widget Events.ipynb 33KB
Widget Low Level.ipynb 30KB
Beat Frequencies.ipynb 24KB
Widget Custom.ipynb 22KB
Widget Basics.ipynb 17KB
Using Interact.ipynb 16KB
Exploring Graphs.ipynb 16KB
Export As (nbconvert).ipynb 10KB
Variable Inspector.ipynb 7KB
Widget Asynchronous.ipynb 7KB
Image Browser.ipynb 6KB
Factoring.ipynb 5KB
Controller.ipynb 3KB
Index.ipynb 2KB
state.schema.json 3KB
view.schema.json 688B
package.json 542B
Makefile 1KB
changelog.md 9KB
embedding.md 8KB
README.md 5KB
COPYING.md 3KB
dev_install.md 3KB
dev_release.md 2KB
user_install.md 1KB
dev_docs.md 1KB
contributing.md 297B
dev_testing.md 260B
examples.md 174B
CONTRIBUTING.md 62B
PKG-INFO 1KB
ParallelKernels.png 38KB
WidgetModelView.png 38KB
VizInteractCompute.png 29KB
WidgetArch.png 23KB
MultilanguageKernels.png 22KB
flexbox.png 12KB
widgets.PNG 5KB
inputoutput.PNG 2KB
widget.py 27KB
interaction.py 20KB
test_interaction.py 20KB
widget_selection.py 16KB
widget_int.py 10KB
widget_float.py 9KB
embed.py 9KB
trait_types.py 6KB
test_embed.py 5KB
widget_layout.py 4KB
setup.py 4KB
test_traits.py 4KB
widget_string.py 4KB
widget_button.py 3KB
widget_link.py 3KB
widget_bool.py 3KB
conf.py 3KB
widget_output.py 2KB
widget_controller.py 2KB
widget_selectioncontainer.py 2KB
widget_box.py 2KB
domwidget.py 2KB
__init__.py 1KB
widget_image.py 1KB
widget_description.py 1KB
__init__.py 1KB
test_link.py 1KB
utils.py 1KB
valuewidget.py 834B
widget_color.py 725B
widget_date.py 662B
widget_core.py 592B
_version.py 452B
test_widget.py 436B
widget_style.py 353B
__init__.py 0B
__init__.py 0B
user_guide.rst 410B
index.rst 135B
developer_docs.rst 128B
display.svg 19KB
widgetcomm2.svg 15KB
widgetcomm.svg 11KB
state.svg 11KB
execute.svg 9KB
busy.svg 9KB
transport.svg 9KB
assoc.svg 9KB
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