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<div align="center">
  <img src="https://www.tensorflow.org/images/tf_logo_transp.png"><br><br>
</div>
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-----------------
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| **`Documentation`** |
|-----------------|
| [![Documentation](https://img.shields.io/badge/api-reference-blue.svg)](https://www.tensorflow.org/api_docs/) |
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**TensorFlow** is an open source software library for numerical computation using
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data flow graphs.  The graph nodes represent mathematical operations, while
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the graph edges represent the multidimensional data arrays (tensors) that flow
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between them.  This flexible architecture enables you to deploy computation to one
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or more CPUs or GPUs in a desktop, server, or mobile device without rewriting
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code.  TensorFlow also includes [TensorBoard](https://www.tensorflow.org/programmers_guide/summaries_and_tensorboard), a data visualization toolkit.
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TensorFlow was originally developed by researchers and engineers
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working on the Google Brain team within Google's Machine Intelligence Research
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organization for the purposes of conducting machine learning and deep neural
networks research.  The system is general enough to be applicable in a wide
variety of other domains, as well.

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Keep up to date with release announcements and security updates by
subscribing to
[announce@tensorflow.org](https://groups.google.com/a/tensorflow.org/forum/#!forum/announce).

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## Installation
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*See [Installing TensorFlow](https://www.tensorflow.org/get_started/os_setup.html) for instructions on how to install our release binaries or how to build from source.*
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People who are a little more adventurous can also try our nightly binaries:
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**Nightly pip packages**
* We are pleased to announce that TensorFlow now offers nightly pip packages
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under the [tf-nightly](https://pypi.python.org/pypi/tf-nightly) and
[tf-nightly-gpu](https://pypi.python.org/pypi/tf-nightly-gpu) project on pypi.
Simply run `pip install tf-nightly` or `pip install tf-nightly-gpu` in a clean
environment to install the nightly TensorFlow build. We support CPU and GPU
packages on Linux, Mac, and Windows.
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#### *Try your first TensorFlow program*
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```shell
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$ python
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```
```python
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>>> import tensorflow as tf
>>> hello = tf.constant('Hello, TensorFlow!')
>>> sess = tf.Session()
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>>> sess.run(hello)
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'Hello, TensorFlow!'
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>>> a = tf.constant(10)
>>> b = tf.constant(32)
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>>> sess.run(a + b)
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>>> sess.close()
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```
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Learn more examples about how to do specific tasks in TensorFlow at the [tutorials page of tensorflow.org](https://www.tensorflow.org/tutorials/).
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## Contribution guidelines

**If you want to contribute to TensorFlow, be sure to review the [contribution
guidelines](CONTRIBUTING.md). This project adheres to TensorFlow's
[code of conduct](CODE_OF_CONDUCT.md). By participating, you are expected to
uphold this code.**

**We use [GitHub issues](https://github.com/tensorflow/tensorflow/issues) for
tracking requests and bugs. So please see
[TensorFlow Discuss](https://groups.google.com/a/tensorflow.org/forum/#!forum/discuss) for general questions
and discussion, and please direct specific questions to [Stack Overflow](https://stackoverflow.com/questions/tagged/tensorflow).**

The TensorFlow project strives to abide by generally accepted best practices in open-source software development:

[![CII Best Practices](https://bestpractices.coreinfrastructure.org/projects/1486/badge)](https://bestpractices.coreinfrastructure.org/projects/1486)

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## Continuous build status

### Official Builds

| Build Type      | Status | Artifacts |
| ---             | ---    | ---       |
| **Linux CPU**   | ![Status](https://storage.googleapis.com/tensorflow-kokoro-build-badges/ubuntu-cc.png) | [pypi](https://pypi.org/project/tf-nightly/) |
| **Linux GPU**   | ![Status](https://storage.googleapis.com/tensorflow-kokoro-build-badges/ubuntu-gpu-cc.png) | [pypi](https://pypi.org/project/tf-nightly-gpu/) |
| **Linux XLA**   | TBA | TBA |
| **MacOS**       | ![Status](https://storage.googleapis.com/tensorflow-kokoro-build-badges/macos-py2-cc.png) | [pypi](https://pypi.org/project/tf-nightly/) |
| **Windows CPU** | [![Status](https://ci.tensorflow.org/buildStatus/icon?job=tensorflow-master-win-cmake-py)](https://ci.tensorflow.org/job/tensorflow-master-win-cmake-py) | [pypi](https://pypi.org/project/tf-nightly/) |
| **Windows GPU** | [![Status](http://ci.tensorflow.org/job/tf-master-win-gpu-cmake/badge/icon)](http://ci.tensorflow.org/job/tf-master-win-gpu-cmake/) | [pypi](https://pypi.org/project/tf-nightly-gpu/) |
| **Android**     | [![Status](https://ci.tensorflow.org/buildStatus/icon?job=tensorflow-master-android)](https://ci.tensorflow.org/job/tensorflow-master-android) | [![Download](https://api.bintray.com/packages/google/tensorflow/tensorflow/images/download.svg)](https://bintray.com/google/tensorflow/tensorflow/_latestVersion) [demo APK](https://ci.tensorflow.org/view/Nightly/job/nightly-android/lastSuccessfulBuild/artifact/out/tensorflow_demo.apk), [native libs](https://ci.tensorflow.org/view/Nightly/job/nightly-android/lastSuccessfulBuild/artifact/out/native/) [build history](https://ci.tensorflow.org/view/Nightly/job/nightly-android/) |


### Community Supported Builds

| Build Type      | Status | Artifacts |
| ---             | ---    | ---       |
| **IBM s390x**       | [![Build Status](http://ibmz-ci.osuosl.org/job/TensorFlow_IBMZ_CI/badge/icon)](http://ibmz-ci.osuosl.org/job/TensorFlow_IBMZ_CI/) | TBA |
| **IBM ppc64le CPU** | [![Build Status](http://powerci.osuosl.org/job/TensorFlow_Ubuntu_16.04_CPU/badge/icon)](http://powerci.osuosl.org/job/TensorFlow_Ubuntu_16.04_CPU/) | TBA |


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## For more information
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* [TensorFlow Website](https://www.tensorflow.org)
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* [TensorFlow White Papers](https://www.tensorflow.org/about/bib)
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* [TensorFlow YouTube Channel](https://www.youtube.com/channel/UC0rqucBdTuFTjJiefW5t-IQ)
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* [TensorFlow Model Zoo](https://github.com/tensorflow/models)
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* [TensorFlow MOOC on Udacity](https://www.udacity.com/course/deep-learning--ud730)
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* [TensorFlow Course at Stanford](https://web.stanford.edu/class/cs20si)
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Learn more about the TensorFlow community at the [community page of tensorflow.org](https://www.tensorflow.org/community) for a few ways to participate.
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## License

[Apache License 2.0](LICENSE)