From 8281a1620ebbef9e527408f4813319288e69d9fe Mon Sep 17 00:00:00 2001
From: Luis Moreno <morenoluisma@gmail.com>
Date: Fri, 6 Nov 2020 20:24:14 -0400
Subject: [PATCH] Fix clippy errors

---
 src/algorithm/neighbour/cover_tree.rs | 2 +-
 src/cluster/kmeans.rs                 | 2 +-
 src/dataset/mod.rs                    | 4 ++--
 3 files changed, 4 insertions(+), 4 deletions(-)

diff --git a/src/algorithm/neighbour/cover_tree.rs b/src/algorithm/neighbour/cover_tree.rs
index da870d2..bbd7254 100644
--- a/src/algorithm/neighbour/cover_tree.rs
+++ b/src/algorithm/neighbour/cover_tree.rs
@@ -101,7 +101,7 @@ impl<T: Debug + PartialEq, F: RealNumber, D: Distance<T, F>> CoverTree<T, F, D>
     /// * `p` - look for k nearest points to `p`
     /// * `k` - the number of nearest neighbors to return
     pub fn find(&self, p: &T, k: usize) -> Result<Vec<(usize, F, &T)>, Failed> {
-        if k <= 0 {
+        if k == 0 {
             return Err(Failed::because(FailedError::FindFailed, "k should be > 0"));
         }
 
diff --git a/src/cluster/kmeans.rs b/src/cluster/kmeans.rs
index eff65aa..278024f 100644
--- a/src/cluster/kmeans.rs
+++ b/src/cluster/kmeans.rs
@@ -129,7 +129,7 @@ impl<T: RealNumber + Sum> KMeans<T> {
             return Err(Failed::fit(&format!("invalid number of clusters: {}", k)));
         }
 
-        if parameters.max_iter <= 0 {
+        if parameters.max_iter == 0 {
             return Err(Failed::fit(&format!(
                 "invalid maximum number of iterations: {}",
                 parameters.max_iter
diff --git a/src/dataset/mod.rs b/src/dataset/mod.rs
index bfcd1c9..85829fe 100644
--- a/src/dataset/mod.rs
+++ b/src/dataset/mod.rs
@@ -56,8 +56,8 @@ pub(crate) fn serialize_data<X: RealNumber, Y: RealNumber>(
 ) -> Result<(), io::Error> {
     match File::create(filename) {
         Ok(mut file) => {
-            file.write(&dataset.num_features.to_le_bytes())?;
-            file.write(&dataset.num_samples.to_le_bytes())?;
+            file.write_all(&dataset.num_features.to_le_bytes())?;
+            file.write_all(&dataset.num_samples.to_le_bytes())?;
             let x: Vec<u8> = dataset
                 .data
                 .iter()