code: def __VersionIsSupported(desiredVersion, serviceVersionDescription):
     
  
     root = serviceVersionDescription
     if root.tag == 'namespaces':
        # serviceVersionDescription appears to be a vimServiceVersions.xml document
        if root.get('version') != '1.0':
           raise RuntimeError('vimServiceVersions.xml has version %s,' \
               ' which is not understood' % (root.get('version')))
        desiredVersionId = versionIdMap[desiredVersion]
        supportedVersion = None
        for namespace in root.findall('namespace'):
           versionId = namespace.findtext('version')
           if versionId == desiredVersionId:
              return True
           else:
              for versionId in namespace.findall('priorVersions/version'):
                 if versionId.text == desiredVersionId:
                    return True
     else:
        # serviceVersionDescription must be a vimService.wsdl document
        wsdlNS = 'http://schemas.xmlsoap.org/wsdl/'
        importElement = serviceVersionDescription.find('.//{%s}import' % wsdlNS)
        supportedVersion = versionMap[importElement.get('namespace')[4:]]
        if IsChildVersion(supportedVersion, desiredVersion):
           return True
     return False
docs: Private method that returns true if the service version description document
     indicates that the desired version is supported
  
     @param desiredVersion: The version we want to see if the server supports
                            (eg. vim.version.version2.
     @type  desiredVersion: string
     @param serviceVersionDescription: A root ElementTree for vimServiceVersions.xml
                                       or vimService.wsdl.
     @type  serviceVersionDescription: root ElementTree