warning: using `clone` on type `F` which implements the `Copy` trait --> src/metrics/confusion.rs:150:9 | 150 | / self.data 151 | | .get(label) 152 | | .unwrap_or(&HashMap::new()) 153 | | .get(label) 154 | | .unwrap_or(&F::zero()) 155 | | .clone() | |____________________^ | = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#clone_on_copy help: try dereferencing it | 150 ~ *self.data 151 + .get(label) 152 + .unwrap_or(&HashMap::new()) 153 + .get(label) 154 + .unwrap_or(&F::zero()) |

warning: using `clone` on type `F` which implements the `Copy` trait --> src/metrics/confusion.rs:146:9 | 146 | self.sum_col.get(label).unwrap_or(&F::zero()).clone() | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try dereferencing it: `*self.sum_col.get(label).unwrap_or(&F::zero())` | = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#clone_on_copy = note: `#[warn(clippy::clone_on_copy)]` on by default

warning: this expression creates a reference which is immediately dereferenced by the compiler --> src/metrics/accuracy.rs:60:52 | 60 | .max_by(|a, b| a.1.partial_cmp(&b.1).unwrap()) | ^^^^ help: change this to: `b.1` | = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_borrow

warning: this expression creates a reference which is immediately dereferenced by the compiler --> src/metrics/accuracy.rs:37:52 | 37 | .max_by(|a, b| a.1.partial_cmp(&b.1).unwrap()) | ^^^^ help: change this to: `b.1` | = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_borrow

warning: this expression creates a reference which is immediately dereferenced by the compiler --> src/common.rs:218:52 | 218 | .max_by(|a, b| a.1.partial_cmp(&b.1).unwrap()) | ^^^^ help: change this to: `b.1` | = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_borrow = note: `#[warn(clippy::needless_borrow)]` on by default

warning: method `from_iter` can be confused for the standard trait method `std::iter::FromIterator::from_iter` --> src/common.rs:77:5 | 77 | / pub fn from_iter<I: IntoClassifierTargetIter>(iter: I) -> Box<dyn Iterator<Item = Self>> { 78 | | iter.into_classifier_target_iter() 79 | | } | |_____^ | = help: consider implementing the trait `std::iter::FromIterator` or choosing a less ambiguous method name = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#should_implement_trait = note: `#[warn(clippy::should_implement_trait)]` on by default

warning: associated function `new` is never used --> src/metrics/accuracy.rs:12:12 | 11 | impl<F: Float + FromPrimitive + AddAssign + SubAssign + MulAssign + DivAssign> Accuracy<F> { | ------------------------------------------------------------------------------------------ associated function in this implementation 12 | pub fn new() -> Self { | ^^^ | = note: `#[warn(dead_code)]` on by default