def create(self, repo_user, repo_name, issue_number, body):
        """
        PATCH /repos/:owner/:repo/issues/:number/comments

        :param issue_number: The issue's (or pull request's) number
        :param body: The body of this comment
        """
        return self.api.makeRequest(
            ['repos', repo_user, repo_name,
             'issues', issue_number, 'comments'],
            method='POST',
            post=dict(body=body))