Remove Coveralls integration

.github/workflows/ci.yml

@@ -1,8 +1,6 @@
-# Based on https://github.com/actions-rs/meta/blob/master/recipes/quickstart.md
-
 name: CI
 
-on: [push, pull_request]
+on: [push]
 
 jobs:
   check:
@@ -13,20 +11,9 @@ jobs:
         toolchain: [stable, beta, nightly]
     steps:
       - name: Checkout sources
-        uses: actions/checkout@v1
-
-      - name: Install ${{ matrix.toolchain }} toolchain
-        uses: actions-rs/toolchain@v1
-        with:
-          profile: minimal
-          toolchain: ${{ matrix.toolchain }}
-          override: true
-
-      - name: Run cargo check
-        uses: actions-rs/cargo@v1
-        with:
-          command: check
-          args: --all-features --all
+        uses: actions/checkout@v4
+      - run: rustup update ${{ matrix.toolchain }}
+      - run: cargo check --all
 
   test:
     name: Test Suite
@@ -36,20 +23,9 @@ jobs:
         toolchain: [stable, beta, nightly]
     steps:
       - name: Checkout sources
-        uses: actions/checkout@v1
-
-      - name: Install ${{ matrix.toolchain }} toolchain
-        uses: actions-rs/toolchain@v1
-        with:
-          profile: minimal
-          toolchain: ${{ matrix.toolchain }}
-          override: true
-
-      - name: Run cargo test
-        uses: actions-rs/cargo@v1
-        with:
-          command: test
-          args: --all-features --all
+        uses: actions/checkout@v4
+      - run: rustup update ${{ matrix.toolchain }}
+      - run: cargo test --all
 
   lints:
     name: Lints
@@ -59,24 +35,7 @@ jobs:
         toolchain: [stable, beta, nightly]
     steps:
       - name: Checkout sources
-        uses: actions/checkout@v1
-
-      - name: Install ${{ matrix.toolchain }} toolchain
-        uses: actions-rs/toolchain@v1
-        with:
-          profile: minimal
-          toolchain: ${{ matrix.toolchain }}
-          override: true
-          components: rustfmt, clippy
-
-      - name: Run cargo fmt
-        uses: actions-rs/cargo@v1
-        with:
-          command: fmt
-          args: --all -- --check
-
-      - name: Run cargo clippy
-        uses: actions-rs/cargo@v1
-        with:
-          command: clippy
-          args: --all-features --all -- -D warnings
+        uses: actions/checkout@v4
+      - run: rustup update ${{ matrix.toolchain }}
+      - run: cargo fmt --all -- --check
+      - run: cargo clippy --all -- -D warnings

Cargo.toml

@@ -10,9 +10,6 @@ readme = "README.md"
 categories = ["science"]
 license = "MIT"
 
-[badges]
-coveralls = {repository = "sile/tpe"}
-
 [dependencies]
 ordered-float = "2"
 rand = "0.8"

README.md

@@ -4,7 +4,6 @@ tpe
 [![tpe](https://img.shields.io/crates/v/tpe.svg)](https://crates.io/crates/tpe)
 [![Documentation](https://docs.rs/tpe/badge.svg)](https://docs.rs/tpe)
 [![Actions Status](https://github.com/sile/tpe/workflows/CI/badge.svg)](https://github.com/sile/tpe/actions)
-[![Coverage Status](https://coveralls.io/repos/github/sile/tpe/badge.svg?branch=master)](https://coveralls.io/github/sile/tpe?branch=master)
 [![License: MIT](https://img.shields.io/badge/license-MIT-blue.svg)](LICENSE)
 
 This crate provides a hyperparameter optimization algorithm using TPE (Tree-structured Parzen Estimator).

src/density_estimation/parzen.rs

@@ -59,7 +59,7 @@ impl BuildDensityEstimator for ParzenEstimatorBuilder {
             .chain(std::iter::once(prior))
             .map(|x| Normal {
                 mean: x,
-                stddev: std::f64::NAN,
+                stddev: f64::NAN,
             })
             .collect::<Vec<_>>();
         xs.sort_by_key(|x| OrderedFloat(x.mean));