Add comment explaining why From<&SubgridEnum> for Array<f64> is needed

NNPDF · Jan 17, 2024 · 57797b8 · 57797b8
1 parent c29dbc9
commit 57797b8
Showing 1 changed file with 1 addition and 0 deletions.
diff --git a/pineappl/src/subgrid.rs b/pineappl/src/subgrid.rs
@@ -118,6 +118,7 @@ pub trait Subgrid {
     fn static_scale(&self) -> Option<Mu2>;
 }
 
+// this is needed in the Python interface
 impl From<&SubgridEnum> for Array3<f64> {
     fn from(subgrid: &SubgridEnum) -> Self {
         let mut result = Self::zeros((