Modes and patterns
| Key | Type | Entry | When |
|---|---|---|---|
partition_loop |
mode | partition_loop.loop |
map-style feed→processor |
mapping |
pattern/mode | mapping_mode.run |
merge artifacts |
reduce_merge |
pattern/mode | reduce_merge.run |
aggregate partials |
embed_train |
entry/mode | embed_train.run |
stateful W train |
| custom | execution.entry |
module:callable |
everything else in v3 |
v3 prefers pattern + entry. Legacy execution.mode is still supported via the registry.