Creating a pull request 创建 pull 请求
===========
 
创建一个 pull 请求是为了协作更改存储库。这些变化会产生一个分支,它确保主分支保持干净整洁。

在你可以打开一个 pull 请求之前,您必须[创建一个分支](Creating and deleting branches within your repository 在你的库中创建和删除分支.md),然后添加提交到分支。Pull 请求只能在你的分支和上游分支之间有区别时打开。

1.切换到你要改变的库

2.在“Branch”菜单，选择包含你的提交的分支。

![](https://help.github.com/assets/images/help/pull_requests/branch-dropdown.png)

3.“Branch”菜单右侧，点击  Compare and Review

![](https://help.github.com/assets/images/help/pull_requests/pull-request-start-review-button.png)

4.对比页面，将会自动选择  [基本和对比分支](Comparing commits across time 在交叉时间合并提交)。要改变，点击 Edit

![](https://help.github.com/assets/images/help/pull_requests/edit-compare-branches.png)

5.在对比页面，点击  Create pull request

![](https://help.github.com/assets/images/help/pull_requests/pull-request-click-to-create.png)

6.在你的 pull 请求中，输入 标题和描述

![](https://help.github.com/assets/images/help/pull_requests/pullrequest-description.png)

7.点击 Create pull request

![](https://help.github.com/assets/images/help/pull_requests/pullrequest-send.png)

当你 pull 请求已被审查，可以[合并到库](Merging a pull request 合并一个 pull 请求.md)。


*参考*：[https://help.github.com/articles/creating-a-pull-request/](https://help.github.com/articles/creating-a-pull-request/)