keras/src/layers/core/dense.py/Dense/kernel
class Dense:    def kernel(self):
        if not self.built:
            raise AttributeError(
                "You must build the layer before accessing `kernel`."
            )
        if self.lora_enabled:
            return self._kernel + ops.matmul(
                self.lora_kernel_a, self.lora_kernel_b
            )
        return self._kernel