Built-in stages¶

Category	Stages
vars	`SetValueStage`, `CopyValueStage`, `IncrementStage`, `MergeDictStage`
lists	`AppendListStage`, `ExtendListStage`, `FilterListStage`, `UniqueListStage`, `PopListStage`
dicts	`PickKeysStage`, `DropKeysStage`
strings	`ConcatStage`, `TemplateStage`
logic	`AssertStage`, `FailStage`, `LogStage`, `SleepStage`

All of them return new values and never mutate their input.

They arrive in the editor's palette together with your own stages, grouped by category:

Built-in stages in the palette