How to use the ssh-audit.SSH.Product.DropbearSSH function in ssh-audit

def get_alg_recommendations(software, kex, pkm, for_server=True):
	# type: (SSH.Software, SSH2.Kex, SSH1.PublicKeyMessage, bool) -> Tuple[SSH.Software, Dict[int, Dict[str, Dict[str, Dict[str, int]]]]]
	# pylint: disable=too-many-locals,too-many-statements
	alg_pairs = get_alg_pairs(kex, pkm)
	vproducts = [SSH.Product.OpenSSH,
	             SSH.Product.DropbearSSH,
	             SSH.Product.LibSSH]
	if software is not None:
		if software.product not in vproducts:
			software = None
	if software is None:
		ssh_timeframe = get_ssh_timeframe(alg_pairs, for_server)
		for product in vproducts:
			if product not in ssh_timeframe:
				continue
			version = ssh_timeframe[product][0]
			if version is not None:
				software = SSH.Software(None, product, version, None, None)
				break
	rec = {}  # type: Dict[int, Dict[str, Dict[str, Dict[str, int]]]]
	if software is None:
		return software, rec

def parse(cls, banner):
			# type: (SSH.Banner) -> SSH.Software
			# pylint: disable=too-many-return-statements
			software = str(banner.software)
			mx = re.match(r'^dropbear_([\d\.]+\d+)(.*)', software)
			if mx:
				patch = cls._fix_patch(mx.group(2))
				v, p = 'Matt Johnston', SSH.Product.DropbearSSH
				v = None
				return cls(v, p, mx.group(1), patch, None)
			mx = re.match(r'^OpenSSH[_\.-]+([\d\.]+\d+)(.*)', software)
			if mx:
				patch = cls._fix_patch(mx.group(2))
				v, p = 'OpenBSD', SSH.Product.OpenSSH
				v = None
				os_version = cls._extract_os_version(banner.comments)
				return cls(v, p, mx.group(1), patch, os_version)
			mx = re.match(r'^libssh-([\d\.]+\d+)(.*)', software)
			if mx:
				patch = cls._fix_patch(mx.group(2))
				v, p = None, SSH.Product.LibSSH
				os_version = cls._extract_os_version(banner.comments)
				return cls(v, p, mx.group(1), patch, os_version)
			mx = re.match(r'^RomSShell_([\d\.]+\d+)(.*)', software)

return 1
			if isinstance(other, SSH.Software):
				other = '{0}{1}'.format(other.version, other.patch or '')
			else:
				other = str(other)
			mx = re.match(r'^([\d\.]+\d+)(.*)$', other)
			if mx:
				oversion, opatch = mx.group(1), mx.group(2).strip()
			else:
				oversion, opatch = other, ''
			if self.version < oversion:
				return -1
			elif self.version > oversion:
				return 1
			spatch = self.patch or ''
			if self.product == SSH.Product.DropbearSSH:
				if not re.match(r'^test\d.*$', opatch):
					opatch = 'z{0}'.format(opatch)
				if not re.match(r'^test\d.*$', spatch):
					spatch = 'z{0}'.format(spatch)
			elif self.product == SSH.Product.OpenSSH:
				mx1 = re.match(r'^p\d(.*)', opatch)
				mx2 = re.match(r'^p\d(.*)', spatch)
				if not (mx1 and mx2):
					if mx1:
						opatch = mx1.group(1)
					if mx2:
						spatch = mx2.group(1)
			if spatch < opatch:
				return -1
			elif spatch > opatch:
				return 1