upgrade poetry2.0 & apply pep621

.github/workflows/build_docs.yml

@@ -28,6 +28,8 @@ jobs:
         run: sudo apt-get install -y pandoc
       - name: Install Poetry
         uses: snok/install-poetry@v1
+        with:
+          version: 'latest'
       - name: Install package and test dependencies
         run: |
           poetry install --with dev,nbtools

.github/workflows/format_and_lint.yml

@@ -19,6 +19,8 @@ jobs:
         python-version: "3.9"
     - name: Install Poetry
       uses: snok/install-poetry@v1
+      with:
+        version: 'latest'
     - name: Install dependencies
       run: |
         poetry install --with dev

.github/workflows/run_tests.yml

@@ -19,19 +19,34 @@ jobs:
       matrix:
         python-version: ["3.9", "3.10", "3.11", "3.12", "3.13"]
         numpy-version: [">=1.25,<2", ">=2"]
+        exclude:
+          - python-version: "3.13"
+            numpy-version: ">=1.25,<2" # numpy<2 is not supported on Python 3.13
 
     steps:
     - uses: actions/checkout@v3
     - name: Set up Python
       uses: actions/setup-python@v3
       with:
         python-version: ${{ matrix.python-version }}
+    - name: Install the latest version of uv
+      uses: astral-sh/setup-uv@v5
+      with:
+        version: "latest"
     - name: Install Poetry
       uses: snok/install-poetry@v1
+      with:
+        version: 'latest'
     - name: Install test dependencies
       run: |
-        poetry add "numpy${{ matrix.numpy-version }}"
-        poetry install --with dev,nbtools
+        poetry self add poetry-plugin-export
+        poetry export -f requirements.txt --with dev,nbtools --without-hashes --output requirements-dev.txt
+        echo "numpy${{ matrix.numpy-version }}" >> constraints.txt
+        uv pip compile requirements-dev.txt --output-file requirements.txt \
+          --python-version ${{ matrix.python-version }} \
+          --override constraints.txt
+        poetry run pip install -r requirements.txt
+        poetry install --only-root
     - name: Test with pytest
       run: |
         poetry run pytest --cov-report xml --cov=bayes_opt/

pyproject.toml

@@ -1,24 +1,36 @@
-[tool.poetry]
+[project]
 name = "bayesian-optimization"
 version = "3.0.0b1"
 description = "Bayesian Optimization package"
-authors = ["Fernando Nogueira"]
-license = "MIT"
+authors = [{ name = "Fernando Nogueira", email = "[email protected]" }]
+license = { file = "LICENSE" }
 readme = "README.md"
-packages = [{include = "bayes_opt"}]
-
-[tool.poetry.dependencies]
-python = "^3.9"
-scikit-learn = "^1.0.0"
-numpy = ">=1.25"
-scipy =  [
-    {version = "^1.0.0", python = "<3.13"},
-    {version = "^1.14.1", python = ">=3.13"}
+requires-python = ">=3.9,<4.0"
+classifiers = [
+    "License :: OSI Approved :: MIT License",
+    "Programming Language :: Python",
+    "Programming Language :: Python :: 3",
+    "Programming Language :: Python :: 3.9",
+    "Programming Language :: Python :: 3.10",
+    "Programming Language :: Python :: 3.11",
+    "Programming Language :: Python :: 3.12",
+    "Programming Language :: Python :: 3.13",
+]
+dependencies = [
+    "scikit-learn>=1.0.0,<2.0.0",
+    "numpy>=1.25; python_version<'3.13'",
+    "numpy>=2.1.3; python_version>='3.13'",
+    "scipy>=1.0.0,<2.0.0; python_version<'3.13'",
+    "scipy>=1.14.1,<2.0.0; python_version>='3.13'",
+    "colorama>=0.4.6,<1.0.0",
 ]
-colorama = "^0.4.6"
+
+[tool.poetry]
+requires-poetry = ">=2.0"
+packages = [{ include = "bayes_opt" }]
 
 
-[tool.poetry.group.dev]  # for testing/developing
+[tool.poetry.group.dev] # for testing/developing
 optional = true
 [tool.poetry.group.dev.dependencies]
 pytest = "^8.0.0"
@@ -28,7 +40,7 @@ ruff = "0.6.6"
 pre-commit = "^3.7.1"
 
 
-[tool.poetry.group.nbtools]  # for running/converting notebooks
+[tool.poetry.group.nbtools] # for running/converting notebooks
 optional = true
 [tool.poetry.group.nbtools.dependencies]
 nbformat = "^5.9.2"
@@ -38,17 +50,17 @@ matplotlib = "^3.0"
 nbsphinx = "^0.9.4"
 sphinx-immaterial = "^0.12.0"
 sphinx = [
-    {version = "^7.0.0", python = "<3.10"},
-    {version = "^8.0.0", python = ">=3.10"}
+    { version = "^7.0.0", python = "<3.10" },
+    { version = "^8.0.0", python = ">=3.10" },
 ]
 sphinx-autodoc-typehints = [
-    {version = "^2.3.0", python = "<3.10"},
-    {version = "^2.4.0", python = ">=3.10"}
+    { version = "^2.3.0", python = "<3.10" },
+    { version = "^2.4.0", python = ">=3.10" },
 ]
 
 
 [build-system]
-requires = ["poetry-core"]
+requires = ["poetry-core>=2.0"]
 build-backend = "poetry.core.masonry.api"
 
 [tool.coverage.report]