# Contributing to OpenVQA

All kinds of contributions are welcome, including but not limited to the following.

- Fixes (typo, bugs)
- New features and components

## Workflow

1. fork and pull the latest version of OpenVQA
2. checkout a new branch (do not use master branch for PRs)
3. commit your changes
4. create a PR

## Code style

### Python
We adopt [PEP8](https://www.python.org/dev/peps/pep-0008/) as the preferred code style.
We use [flake8](http://flake8.pycqa.org/en/latest/) as the linter and [yapf](https://github.com/google/yapf) as the formatter.
Please upgrade to the latest yapf (>=0.27.0) and refer to the configuration.

>Before you create a PR, make sure that your code lints and is formatted by yapf.

### C++ and CUDA
We follow the [Google C++ Style Guide](https://google.github.io/styleguide/cppguide.html).