pass test files

Author: Badr-MOUFAD

skglm/tests/test_estimators.py

@@ -207,6 +207,8 @@ def test_CoxEstimator(use_efron, use_float_32):
     datafit = Cox(use_efron)
     penalty = L1(alpha)
 
+    # XXX: intialize is needed here although it is done in ProxNewton
+    # it is used to evaluate the objective
     datafit.initialize(X, y)
 
     w, *_ = ProxNewton(
@@ -256,8 +258,6 @@ def test_CoxEstimator_sparse(use_efron, use_float_32):
     datafit = Cox(use_efron)
     penalty = L1(alpha)
 
-    datafit.initialize_sparse(X.data, X.indptr, X.indices, y)
-
     *_, stop_crit = ProxNewton(
         fit_intercept=False, tol=1e-6, max_iter=50
     ).solve(

skglm/tests/test_lbfgs_solver.py

@@ -62,7 +62,7 @@ def test_L2_Cox(use_efron):
     penalty = L2(alpha)
 
     # XXX: intialize is needed here although it is done in LBFGS
-    # is used to evaluate the objective
+    # it is used to evaluate the objective
     datafit.initialize(X, y)
     w, *_ = LBFGS().solve(X, y, datafit, penalty)