Swig Cache-aware Nested Slice within Gibbs (SwiG) sampling. BlackJAXSwiGSampler ¤ Bases: BlackJAXNSSSampler Nested Slice within Gibbs using cache-aware slices over named blocks. CachedSliceState ¤ Bases: NamedTuple Ephemeral slice state; caches are never stored on the live particles.