SHAPE_TOKEN_BUDGET = 200_000 SHAPE_CONFIGS = [ {"label": "wide_shallow", "emb_dim": 128, "n_heads": 4, "n_layers": 2}, {"label": "balanced", "emb_dim": 120, "n_heads": 4, "n_layers": 7}, {"label": "narrow_deep", "emb_dim": 112, "n_heads": 4, "n_layers": 13}, ] __ __