lint issue from code review
@@ -16,7 +16,6 @@ class Diagonalization(Function):
:rtype: (torch.Tensor, torch.Tensor)
:return: :attr:`Q`, :attr: `S` such that :math:`Q S Q^T \approx A`
"""
- from gpytorch.lazy import lazify
ctx.representation_tree = representation_tree
ctx.device = device
