FIX: Pass list to sparase_hstack, rather than generator

nipreps · Sep 24, 2023 · 6061011 · 6061011
1 parent a278c90
commit 6061011
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/sdcflows/interfaces/bspline.py b/sdcflows/interfaces/bspline.py
@@ -198,7 +198,7 @@ def _run_interface(self, runtime):
 
         # Calculate collocation matrix from (possibly resized) image and knot grids
         colmat = sparse_hstack(
-            grid_bspline_weights(fmapnii, grid) for grid in bs_grids
+            [grid_bspline_weights(fmapnii, grid) for grid in bs_grids]
         ).tocsr()
 
         bs_grids_str = ["x".join(str(s) for s in grid.shape) for grid in bs_grids]