new_contents: from jenkinsapi.utils.requester import Requester
  from requests_kerberos import HTTPKerberosAuth, OPTIONAL
  
  
  class KrbRequester(Requester):
  
      """
      A class which carries out HTTP requests with Kerberos/GSSAPI authentication.
      """
  
      def __init__(self, ssl_verify=None, baseurl=None, mutual_auth=OPTIONAL):
          """
          :param ssl_verify: flag indicating if server certificate in HTTPS requests should be verified
          :param baseurl: Jenkins' base URL
          :param mutual_auth: type of mutual authentication, use one of REQUIRED, OPTIONAL or DISABLED
                              from requests_kerberos package
          """
          args = {}
          if ssl_verify:
              args["ssl_verify"] = ssl_verify
          if baseurl:
              args["baseurl"] = baseurl
          super(KrbRequester, self).__init__(**args)
          self.mutual_auth = mutual_auth
  
      def get_request_dict(self, url, params, data, headers):
          req_dict = super(KrbRequester, self).get_request_dict(url=url, params=params,
                                                                data=data, headers=headers)
          if self.mutual_auth:
              auth = HTTPKerberosAuth(self.mutual_auth)
          else:
              auth = HTTPKerberosAuth()
          req_dict['auth'] = auth
          return req_dict
  
subject: Add kerberos authentication requester using requests_kerberos