Package build houses the core functionality for actually building targets.

Package cli contains helper functions related to flag parsing and logging.

Package export handles exporting parts of the repo to other directories.

Package follow implements remote communication between plz instances.

Package help prints help messages about parts of plz.

Package parse implements parsing of the BUILD files via an embedded Python interpreter.

Package query implements a simple query language for Please.

Package run implements the "plz run" command.

Package tool implements running Please's sub-tools (via "plz tool jarcat" etc).

Package utils contains various utility functions and whatnot.

Please starts & runs the main build process through to its completion.

ConfigOverrides are used to implement completion on the -o flag.