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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 SmartStubAdapter(host='localhost', port=443, path='/sdk', url=None, sock=None, poolSize=5, certFile=None, certKeyFile=None, httpProxyHost=None, httpProxyPort=80, sslProxyPath=None, thumbprint=None, cacertsFile=None, preferredApiVersions=None, acceptCompressedResponses=True, connectionPoolTimeout=CONNECTION_POOL_IDLE_TIMEOUT_SEC, samlToken=None, sslContext=None):
 """ Determine the most preferred API version supported by the specified server, then create a soap stub adapter using that version The parameters are the same as for pyVmomi.SoapStubAdapter except for version which is renamed to prefferedApiVersions @param preferredApiVersions: Acceptable API version(s) (e.g. vim.version.version3) If a list of versions is specified the versions should be ordered from most to least preferred. If None is specified, the list of versions support by pyVmomi will be used. @type preferredApiVersions: string or string list """

   if preferredApiVersions is None:
      preferredApiVersions = GetServiceVersions('vim25')

   sslContext = localSslFixup(host, sslContext)

   supportedVersion = __FindSupportedVersion('https' if port > 0 else 'http',
                                             host,
                                             port,
                                             path,
                                             preferredApiVersions,
                                             sslContext)
   if supportedVersion is None:
      raise Exception("%s:%s is not a VIM server" % (host, port))

   return SoapStubAdapter(host=host, port=port, path=path,
                          url=url, sock=sock, poolSize=poolSize,
                          certFile=certFile, certKeyFile=certKeyFile,
                          httpProxyHost=httpProxyHost, httpProxyPort=httpProxyPort,
                          sslProxyPath=sslProxyPath, thumbprint=thumbprint,
                          cacertsFile=cacertsFile, version=supportedVersion,
                          acceptCompressedResponses=acceptCompressedResponses,
                          connectionPoolTimeout=connectionPoolTimeout,
                          samlToken=samlToken, sslContext=sslContext)