message: FEAT: Back down to N: Default for all of Csr
diff: @@ -120,7 +120,7 @@ impl<N, E, Ix> Csr<N, E, Directed, Ix>
  /// Computes in **O(|E| + |V|)** time.
  pub fn from_sorted_edges<Edge>(edges: &[Edge]) -> Result<Self, EdgesNotSorted>
  where Edge: Clone + IntoWeightedEdge<E, NodeId=NodeIndex<Ix>>,
  - N: Default + Clone,
  + N: Default,
  {
  let max_node_id = match edges.iter().map(|edge|
  match edge.clone().into_weighted_edge() {
  