Traceback (most recent call last):
  File "/home/uke/oil/bin/oils_for_unix.py", line 263, in <module>
    sys.exit(main(sys.argv))
  File "/home/uke/oil/bin/oils_for_unix.py", line 232, in main
    return AppBundleMain(argv)
  File "/home/uke/oil/bin/oils_for_unix.py", line 186, in AppBundleMain
    return shell.Main(lang, arg_r, environ, login_shell, loader, readline)
  File "/home/uke/oil/core/shell.py", line 1296, in Main
    cmd_flags=cmd_eval.IsMainProgram)
  File "/home/uke/oil/core/main_loop.py", line 336, in Batch
    was_parsed, status = Batch2(cmd_ev, c_parser, errfmt, cmd_flags=cmd_flags)
  File "/home/uke/oil/core/main_loop.py", line 401, in Batch2
    is_return, is_fatal = cmd_ev.ExecuteAndCatch(node, cmd_flags)
  File "/home/uke/oil/osh/cmd_eval.py", line 2365, in ExecuteAndCatch
    status = self._Execute(node)
  File "/home/uke/oil/osh/cmd_eval.py", line 2164, in _Execute
    status = self._Dispatch(node, cmd_st)
  File "/home/uke/oil/osh/cmd_eval.py", line 1891, in _Dispatch
    status = self._DoSimple(node, cmd_st)
  File "/home/uke/oil/osh/cmd_eval.py", line 1153, in _DoSimple
    status = self._RunSimpleCommand(cmd_val, cmd_st, run_flags)
  File "/home/uke/oil/osh/cmd_eval.py", line 766, in _RunSimpleCommand
    run_flags)
  File "/home/uke/oil/core/vm.py", line 235, in RunSimpleCommand
    run_flags)
  File "/home/uke/oil/core/executor.py", line 577, in _RunSimpleCommand
    return self.RunBuiltin(builtin_id, cmd_val)
  File "/home/uke/oil/core/vm.py", line 266, in RunBuiltin
    return self._RunBuiltinProc(builtin_proc, cmd_val)
  File "/home/uke/oil/core/vm.py", line 276, in _RunBuiltinProc
    status = builtin_proc.Run(cmd_val)
  File "/home/uke/oil/builtin/meta_oils.py", line 177, in Run
    return self._Source(cmd_val)
  File "/home/uke/oil/builtin/meta_oils.py", line 315, in _Source
    return self._SourceExec(cmd_val, arg_r, load_path, c_parser)
  File "/home/uke/oil/builtin/meta_oils.py", line 231, in _SourceExec
    cmd_flags=cmd_eval.RaiseControlFlow)
  File "/home/uke/oil/core/main_loop.py", line 336, in Batch
    was_parsed, status = Batch2(cmd_ev, c_parser, errfmt, cmd_flags=cmd_flags)
  File "/home/uke/oil/core/main_loop.py", line 401, in Batch2
    is_return, is_fatal = cmd_ev.ExecuteAndCatch(node, cmd_flags)
  File "/home/uke/oil/osh/cmd_eval.py", line 2365, in ExecuteAndCatch
    status = self._Execute(node)
  File "/home/uke/oil/osh/cmd_eval.py", line 2164, in _Execute
    status = self._Dispatch(node, cmd_st)
  File "/home/uke/oil/osh/cmd_eval.py", line 1891, in _Dispatch
    status = self._DoSimple(node, cmd_st)
  File "/home/uke/oil/osh/cmd_eval.py", line 1153, in _DoSimple
    status = self._RunSimpleCommand(cmd_val, cmd_st, run_flags)
  File "/home/uke/oil/osh/cmd_eval.py", line 766, in _RunSimpleCommand
    run_flags)
  File "/home/uke/oil/core/vm.py", line 235, in RunSimpleCommand
    run_flags)
  File "/home/uke/oil/core/executor.py", line 577, in _RunSimpleCommand
    return self.RunBuiltin(builtin_id, cmd_val)
  File "/home/uke/oil/core/vm.py", line 266, in RunBuiltin
    return self._RunBuiltinProc(builtin_proc, cmd_val)
  File "/home/uke/oil/core/vm.py", line 276, in _RunBuiltinProc
    status = builtin_proc.Run(cmd_val)
  File "/home/uke/oil/builtin/meta_oils.py", line 177, in Run
    return self._Source(cmd_val)
  File "/home/uke/oil/builtin/meta_oils.py", line 315, in _Source
    return self._SourceExec(cmd_val, arg_r, load_path, c_parser)
  File "/home/uke/oil/builtin/meta_oils.py", line 231, in _SourceExec
    cmd_flags=cmd_eval.RaiseControlFlow)
  File "/home/uke/oil/core/main_loop.py", line 336, in Batch
    was_parsed, status = Batch2(cmd_ev, c_parser, errfmt, cmd_flags=cmd_flags)
  File "/home/uke/oil/core/main_loop.py", line 375, in Batch2
    node = c_parser.ParseLogicalLine()  # can raise ParseError
  File "/home/uke/oil/osh/cmd_parse.py", line 2839, in ParseLogicalLine
    node = self._ParseCommandLine()
  File "/home/uke/oil/osh/cmd_parse.py", line 2695, in _ParseCommandLine
    child = self.ParseAndOr()
  File "/home/uke/oil/osh/cmd_parse.py", line 2619, in ParseAndOr
    return self._ParseAndOr()
  File "/home/uke/oil/osh/cmd_parse.py", line 2630, in _ParseAndOr
    child = self.ParsePipeline()
  File "/home/uke/oil/osh/cmd_parse.py", line 2578, in ParsePipeline
    child = self.ParseCommand()
  File "/home/uke/oil/osh/cmd_parse.py", line 2521, in ParseCommand
    return self.ParseFunctionDef()  # f() { echo; }  # function
  File "/home/uke/oil/osh/cmd_parse.py", line 2172, in ParseFunctionDef
    func.body = self.ParseCompoundCommand()
  File "/home/uke/oil/osh/cmd_parse.py", line 2073, in ParseCompoundCommand
    n1 = self.ParseBraceGroup()
  File "/home/uke/oil/osh/cmd_parse.py", line 1365, in ParseBraceGroup
    c_list = self._ParseCommandList()
  File "/home/uke/oil/osh/cmd_parse.py", line 2823, in _ParseCommandList
    return self._ParseCommandTerm()
  File "/home/uke/oil/osh/cmd_parse.py", line 2760, in _ParseCommandTerm
    child = self.ParseAndOr()
  File "/home/uke/oil/osh/cmd_parse.py", line 2619, in ParseAndOr
    return self._ParseAndOr()
  File "/home/uke/oil/osh/cmd_parse.py", line 2630, in _ParseAndOr
    child = self.ParsePipeline()
  File "/home/uke/oil/osh/cmd_parse.py", line 2578, in ParsePipeline
    child = self.ParseCommand()
  File "/home/uke/oil/osh/cmd_parse.py", line 2554, in ParseCommand
    return self.ParseSimpleCommand()
  File "/home/uke/oil/osh/cmd_parse.py", line 1222, in ParseSimpleCommand
    redirects, words, typed_args, block = self._ScanSimpleCommand()
  File "/home/uke/oil/osh/cmd_parse.py", line 904, in _ScanSimpleCommand
    self._GetWord()
  File "/home/uke/oil/osh/cmd_parse.py", line 670, in _GetWord
    w = self.w_parser.ReadWord(self.next_lex_mode)
  File "/home/uke/oil/osh/word_parse.py", line 2327, in ReadWord
    w = self._ReadWord(word_mode)
  File "/home/uke/oil/osh/word_parse.py", line 2244, in _ReadWord
    return self._ReadCompoundOrRedir(lex_mode)
  File "/home/uke/oil/osh/word_parse.py", line 1892, in _ReadCompoundOrRedir
    return self._ReadCompoundOrRedir3(lex_mode, Id.Undefined_Tok, True)
  File "/home/uke/oil/osh/word_parse.py", line 1997, in _ReadCompoundOrRedir3
    part = self._ReadUnquotedLeftParts(is_triple_quoted)
  File "/home/uke/oil/osh/word_parse.py", line 910, in _ReadUnquotedLeftParts
    dq_part = self._ReadDoubleQuoted(self.cur_token)
  File "/home/uke/oil/osh/word_parse.py", line 1189, in _ReadDoubleQuoted
    self._ReadLikeDQ(left_token, False, parts)
  File "/home/uke/oil/osh/word_parse.py", line 1100, in _ReadLikeDQ
    elif self.token_type == Id.Lit_EscapedDoubleQuote:
AttributeError: type object 'Id' has no attribute 'Lit_EscapedDoubleQuote'
devtools/byo.sh: fatal: bin/ysh +o no_exported +o no_osh_builtins stdlib/ysh/def-test.ysh  doesn't implement BYO: expected status 66, got 1