linux/cuda_installer/os_installers/dnf_system.py [68:82]:
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        conf_parser["main"]["exclude"] = ", ".join(value)

        shutil.copyfile("/etc/dnf/dnf.conf", "/etc/dnf/dnf.conf_backup")
        try:
            with open("/etc/dnf/dnf.conf", mode="w") as dnf_conf_file:
                conf_parser.write(dnf_conf_file)
        except Exception as e:
            logger.error(
                "Failed to update /etc/dnf/dnf.conf due to {}. Restoring config file from backup.".format(
                    e
                )
            )
            shutil.copyfile("/etc/dnf/dnf.conf_backup", "/etc/dnf/dnf.conf")
            raise e
        else:
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linux/cuda_installer/os_installers/dnf_system.py [103:118]:
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        conf_parser["main"]["exclude"] = ", ".join(value)

        shutil.copyfile("/etc/dnf/dnf.conf", "/etc/dnf/dnf.conf_backup")

        try:
            with open("/etc/dnf/dnf.conf", mode="w") as dnf_conf_file:
                conf_parser.write(dnf_conf_file)
        except Exception as e:
            logger.error(
                "Failed to update /etc/dnf/dnf.conf due to {}. Restoring config file from backup.".format(
                    e
                )
            )
            shutil.copyfile("/etc/dnf/dnf.conf_backup", "/etc/dnf/dnf.conf")
            raise e
        else:
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