Enter main function.

def main():  # pragma: no cover
    """Enter main function."""
    entry_point.add_command(CLI.version)
    entry_point.add_command(UserCLI.user)
    entry_point.add_command(GroupCLI.group)
    entry_point.add_command(AuditCLI.audit)
    entry_point.add_command(KeyCLI.key)

    entry_point()