code: def compose_mbox(projects):
      
      mbox_archives = '/home/bitergia/mboxes'
  
      mailing_lists_projects = [project for project in projects if 'mailing_lists' in projects[project]]
      for mailing_lists in mailing_lists_projects:
          projects[mailing_lists]['mbox'] = []
          for mailing_list in projects[mailing_lists]['mailing_lists']:
              if 'listinfo' in mailing_list:
                  name = mailing_list.split('listinfo/')[1]
              elif 'mailing-list' in mailing_list:
                  name = mailing_list.split('mailing-list/')[1]
              else:
                  name = mailing_list.split('@')[0]
  
              list_new = "%s %s/%s.mbox/%s.mbox" % (name, mbox_archives, name, name)
              projects[mailing_lists]['mbox'].append(list_new)
  
      return projects
docs: Compose projects.json only for mbox, but using the mailing_lists lists
  
      change: 'https://dev.eclipse.org/mailman/listinfo/emft-dev'
      to: 'emfg-dev /home/bitergia/mboxes/emft-dev.mbox/emft-dev.mbox
  
      :param projects: projects.json
      :return: projects.json with mbox