Bump the edition to 2021

1 files changed, 0 insertions, 4 deletions

diff --git a/src/knn.rs b/src/knn.rs
index 1cc1f39..444c9a7 100644
--- a/src/knn.rs
+++ b/src/knn.rs
@@ -2,8 +2,6 @@
 
 use crate::distance::{Distance, Proximity};
 
-use std::convert::TryInto;
-
 /// A nearest neighbor.
 #[derive(Clone, Copy, Debug)]
 pub struct Neighbor<V, D> {
@@ -353,8 +351,6 @@ pub mod tests {
 
     use rand::prelude::*;
 
-    use std::iter::FromIterator;
-
     type Point = Euclidean<[f32; 3]>;
 
     /// Test an [ExactNeighbors] implementation.