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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def import_upload(self, nvrea, ftype='rpm', rpm_name='', desc=None, htype='md5', lic=None, group=None, vendor=None, req=None):
 """ import the completed upload into pulp `ftype` - the type of the upload `rpm_name` - the name of the uploaded rpm `desc` - description of the rpm `htype` - checksum type `lic` - license used in the packaged software `group` - package group `vendor` - software vendor `req` - dependencies """

        query = '/repositories/%s/actions/import_upload/' % self.repoid
        data = {'upload_id': self.uid,
                'unit_type_id': ftype,
                'unit_key': {
                    'name': rpm_name,
                    'version': nvrea[1],
                    'release': nvrea[2],
                    'epoch': nvrea[3],
                    'arch': nvrea[4],
                    'checksumtype': htype,
                    'checksum': self.cksum,
                    },
                'unit_metadata': {
                    'filename': self.pkg_name,
                    'license': lic if lic else '',
                    'requires': req if req else '',
                    #    'type': ftype,
                    'description': desc if desc else '',
                    #    'size': self.size,
                    'vendor': vendor if vendor else '',
                    'relativepath': self.pkg_name,
                    }
                }

        _r = self.connector.post(query, data)

        if _r.status_code not in [Constants.PULP_POST_OK, Constants.PULP_POST_ACCEPTED]:
            juicer.utils.Log.log_error("Import error importing '%s'... server said: \n %s", (self.pkg_name,
                                       juicer.utils.load_json_str(_r.content)))
            _r.raise_for_status()

        juicer.utils.Log.log_debug("Finalized upload id %s" % self.uid)