docs: def dev_tools_installer(cv, ctx, site):
      """
      Installer factory
      @param  cv: Current version (The version of Developer Tools we are installing)
      @type   cv: ips_vagrant.common.version.Version
      @return:    Installer instance
      @rtype:     ips_vagrant.installer.dev_tools.latest.DevToolsInstaller
      """
      log = logging.getLogger('ipsv.installer.dev_tools')
      log.info('Loading installer for Dev Tools %s', cv)
      iv = None
      for v in versions:
          vstring = '.'.join(map(str, v)) if v else 'latest'
          # cvstring = '.'.join(map(str, cv)) if cv else 'latest'
          log.debug('Checking if version %s >= %s', vstring, cv.vstring)
          if (v is None) or (v >= cv):
              log.debug('Changing installer version to %s', vstring)
              iv = v
  
      log.info('Returning installer version %s', '.'.join(map(str, iv)) if iv else 'latest')
      return versions[iv](ctx, site)