MAINT silence mypy

DimitriPapadopoulos · DimitriPapadopoulos · commit 1d39546ba0f2 · 2025-03-18T18:51:48.000+01:00
diff --git a/sklearn/decomposition/_incremental_pca.py b/sklearn/decomposition/_incremental_pca.py
@@ -410,12 +410,13 @@ def transform(self, X):
         """
         if sparse.issparse(X):
             n_samples = X.shape[0]
-            output = [
-                super().transform(X[batch].toarray())
-                for batch in gen_batches(
-                    n_samples, self.batch_size_, min_batch_size=self.n_components or 0
+            output = []
+            for batch in gen_batches(
+                n_samples, self.batch_size_, min_batch_size=self.n_components or 0
+            ):
+                output.append(  # noqa: PERF401 # FIXME
+                    super().transform(X[batch].toarray())
                 )
-            ]
             return np.vstack(output)
         else:
             return super().transform(X)
