test update

tests/test_linear4bit.py

@@ -56,11 +56,11 @@ def test_linear4_state_dict(quant_type, compress_statistics, bias):
         compute_dtype=compute_dtype,
         compress_statistics=compress_statistics,
         quant_type=quant_type,
-        device=device,
+        device='meta',
     )
     linear_q2.weight = weight2.to(device)
     if bias:
-        linear_q2.bias.data = bias_data2
+        linear_q2.bias = torch.nn.Parameter(bias_data2)
 
     # matching
     a, b = linear_q.weight, linear_q2.weight
@@ -93,7 +93,7 @@ def test_linear4_state_dict(quant_type, compress_statistics, bias):
         assert torch.equal(a, b)
 
     # Forward test
-    x = torch.rand(42, linear_q.shape[-1], device=device)
+    x = torch.rand(42, layer_shape[0], device=device)
     a = linear_q(x)
     b = linear_q2(x)
     assert a.device == b.device