def main()

in reproduce.py [0:0]


def main():
    args = parse_args()
    common.set_swift_branch(args.swift_branch)
    common.debug_print('** REPRODUCE **')

    skip_swift_build = args.skip_swift_build
    if args.swiftc:
        skip_swift_build = True

    if not skip_swift_build:
        # Only prompt for deletion if directories exist
        have_existing_dirs = False
        if os.path.exists('./build') or os.path.exists('./swift') or \
           os.path.exists('./cmark'):
            have_existing_dirs = True

        # Optionally clean up previous source/build directories
        should_cleanup = False
        should_clone = False
        if have_existing_dirs and not args.skip_cleanup:
            if not args.no_prompt:
                response = raw_input(
                    'Delete all build and source directories '
                    'in current working directory? (y/n): '
                ).strip().lower()
                if response == 'y':
                    should_cleanup = True
            else:
                should_cleanup = True
            if should_cleanup:
                common.check_execute(
                    ['./cleanup', args.swift_branch, '--skip-ci-steps']
                )
                should_clone = True
        else:
            should_clone = True

        # Build and install Swift and associated projects
        run_command = ['./run', args.swift_branch,
                       '--skip-ci-steps', '--skip-runner']
        if not should_clone:
            run_command += ['--skip-clone']
        if args.assertions:
            run_command += ['--assertions']
        common.check_execute(run_command, timeout=3600)

    # Build specified indexed project. Otherwise, build all indexed projects
    runner_command = [
        './runner.py',
        '--projects', 'projects.json',
        '--swift-branch', args.swift_branch,
        '--swift-version', '3',
        '--include-actions', 'action.startswith("Build")',
        '--verbose',
    ]
    if args.swiftc:
        runner_command += ['--swiftc', args.swiftc]
    else:
        runner_command += [
            '--swiftc', './build/compat_macos/install/toolchain/usr/bin/swiftc'
        ]
    if args.add_swift_flags: 
        runner_command += ['--add-swift-flags=%s' % args.add_swift_flags]
    if args.project_path:
        runner_command += ['--include-repos',
                           'path == "%s"' % args.project_path]
    if args.sandbox_profile_xcodebuild:
        runner_command += ['--sandbox-profile-xcodebuild',
                           args.sandbox_profile_xcodebuild]
    if args.sandbox_profile_package:
        runner_command += ['--sandbox-profile-package',
                           args.sandbox_profile_package]
    common.check_execute(runner_command)

    return 0