INNER CODE UNIT · Python

exists

lucidrains/vector-quantize-pytorch · vector_quantize_pytorch/evo_lookup_free_quantization.py:21

def exists(val):
    return val is not None

def default(val, d):
    return val if exists(val) else d

# main class

class EvoLFQ(Module):
    def __init__(
        self,
        encoder: Module,
        decoder: Module,
        lfq: LFQ | None = None,
        *,
        dim: int | None = None,
        codebook_size: int | None = None,
        num_codebooks: int = 1,

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