code: def generate_sub_section(self, issues, prefix):
          
  
          log = ""
          if issues:
              if not self.options.simple_list:
                  log += u"{0}\n\n".format(prefix)
              for issue in issues:
                  merge_string = self.get_string_for_issue(issue)
                  log += u"- {0}\n".format(merge_string)
              log += "\n"
          return log
docs: Generate formated list of issues for changelog.
  
          :param list issues: Issues to put in sub-section.
          :param str prefix: Title of sub-section.
          :rtype: str
          :return: Generated ready-to-add sub-section.