def get_prog_name(self) -> str:
        """Override of an undocumented function in optparse.OptionParser."""
        program_name = super().get_prog_name()

        # Include the sub-command for this parser as part of the command.
        return f"{program_name} {self.cmd}"
Override of an undocumented function in optparse.OptionParser.
coverage/cmdline.py