scikit-learn/scikit-learn — pull request #1199 by luispedro (2012-10-02 19:23:20+00:00)
Title: This is a minor issue, but there was a TODO comment, so I fixed it.

Previously the ℓ₂ norm was computed (which uses a sqrt), then squared. Also, ℓ₂ norm is computed using np.dot.

There is no timing difference for simple lasso.