|  | # How to contribute | 
|  |  | 
|  | We'd love to accept your patches and contributions to this project. | 
|  |  | 
|  | ## Before you begin | 
|  |  | 
|  | ### Sign our Contributor License Agreement | 
|  |  | 
|  | Contributions to this project must be accompanied by a | 
|  | [Contributor License Agreement](https://cla.developers.google.com/about) (CLA). | 
|  | You (or your employer) retain the copyright to your contribution; this simply | 
|  | gives us permission to use and redistribute your contributions as part of the | 
|  | project. | 
|  |  | 
|  | If you or your current employer have already signed the Google CLA (even if it | 
|  | was for a different project), you probably don't need to do it again. | 
|  |  | 
|  | Visit <https://cla.developers.google.com/> to see your current agreements or to | 
|  | sign a new one. | 
|  |  | 
|  | ### Review our community guidelines | 
|  |  | 
|  | This project follows | 
|  | [Google's Open Source Community Guidelines](https://opensource.google/conduct/). | 
|  |  | 
|  | ## Contribution process | 
|  |  | 
|  | ### Code reviews | 
|  |  | 
|  | All submissions, including submissions by project members, require review. We | 
|  | use GitHub pull requests for this purpose. Consult | 
|  | [GitHub Help](https://help.github.com/articles/about-pull-requests/) for more | 
|  | information on using pull requests. |