code: def certificateOptionsFromFiles(*pemFiles, **kw):
      # type: (*str, **Any) -> ssl.CertificateOptions
      
      pems = []  # type: List[AbstractPEMObject]
      for pemFile in pemFiles:
          pems += parse_file(pemFile)
  
      return certificateOptionsFromPEMs(pems, **kw)
docs: Read all files named by *pemFiles*, and parse them using
      :func:`certificateOptionsFromPEMs`.