"""Command-line implementation of flake8.""" import sys from typing import Optional from typing import Sequence from flake8.main import application def main(argv: Optional[Sequence[str]] = None) -> int: """Execute the main bit of the application. This handles the creation of an instance of :class:`Application`, runs it, and then exits the application. :param argv: The arguments to be passed to the application for parsing. """ if argv is None: argv = sys.argv[1:] app = application.Application() app.run(argv) return app.exit_code()