Python style guide checker.
Display a diff of the changes that would be made, without making them (dry-run)
$ yapf --diff [path/to/file]
Format the file in-place and display a diff of the changes
$ yapf --diff --in-place [path/to/file]
Recursively format all Python files in a directory, concurrently
$ yapf --recursive --in-place --style [pep8] --parallel [path/to/directory]