docs: def getPullRequestComments(self, repo_user, repo_name, pull_number):
          """
          GET /repos/:owner/:repo/pulls/:number/comments
  
          :param pull_number: The pull request's number.
          """
          return self.api.makeRequestAllPages(
              ['repos', repo_user, repo_name,
               'pulls', str(pull_number), 'comments'])