address #160

Author: lucidrains

pyproject.toml

@@ -1,6 +1,6 @@
 [project]
 name = "vector-quantize-pytorch"
-version = "1.17.3"
+version = "1.17.4"
 description = "Vector Quantization - Pytorch"
 authors = [
     { name = "Phil Wang", email = "lucidrains@gmail.com" }

vector_quantize_pytorch/residual_vq.py

@@ -149,8 +149,11 @@ def __init__(
         self.quantize_dropout_multiple_of = quantize_dropout_multiple_of  # encodec paper proposes structured dropout, believe this was set to 4
 
         # setting up the MLPs for implicit neural codebooks
+        
+        self.mlps = None
 
-        self.mlps = ModuleList([MLP(dim = codebook_dim, l2norm_output = first(self.layers).use_cosine_sim, **mlp_kwargs) for _ in range(num_quantizers - 1)])
+        if implicit_neural_codebook:
+            self.mlps = ModuleList([MLP(dim = codebook_dim, l2norm_output = first(self.layers).use_cosine_sim, **mlp_kwargs) for _ in range(num_quantizers - 1)])
 
         # sharing codebook logic