code: def create_issue_comment(self, body):
          
          assert isinstance(body, (str, unicode)), body
          post_parameters = {
              "body": body,
          }
          headers, data = self._requester.requestJsonAndCheck(
              "POST",
              self.issue_url + "/comments",
              input=post_parameters
          )
          return github.IssueComment.IssueComment(self._requester, headers, data, completed=True)
docs: :calls: `POST /repos/:owner/:repo/issues/:number/comments <http://developer.github.com/v3/issues/comments>`_
          :param body: string
          :rtype: :class:`github.IssueComment.IssueComment`