code: def create_team(self, name, repo_names=github.GithubObject.NotSet, permission=github.GithubObject.NotSet, privacy=github.GithubObject.NotSet):
          
          assert isinstance(name, (str, unicode)), name
          assert repo_names is github.GithubObject.NotSet or all(isinstance(element, github.Repository.Repository) for element in repo_names), repo_names
          assert permission is github.GithubObject.NotSet or isinstance(permission, (str, unicode)), permission
          assert privacy is github.GithubObject.NotSet or isinstance(privacy, (str, unicode)), privacy
          post_parameters = {
              "name": name,
          }
          if repo_names is not github.GithubObject.NotSet:
              post_parameters["repo_names"] = [element._identity for element in repo_names]
          if permission is not github.GithubObject.NotSet:
              post_parameters["permission"] = permission
          if privacy is not github.GithubObject.NotSet:
              post_parameters['privacy'] = privacy
          headers, data = self._requester.requestJsonAndCheck(
              "POST",
              self.url + "/teams",
              input=post_parameters
          )
          return github.Team.Team(self._requester, headers, data, completed=True)
docs: :calls: `POST /orgs/:org/teams <http://developer.github.com/v3/orgs/teams>`_
          :param name: string
          :param repo_names: list of :class:`github.Repository.Repository`
          :param permission: string
          :param privacy: string
          :rtype: :class:`github.Team.Team`