MAINT switch CI to use pixi

Author: glemaitre

.flake8

@@ -127,3 +127,6 @@ doc/min_dependency_table.rst
 
 # MacOS
 .DS_Store
+
+# Pixi folder
+.pixi/

.gitignore

@@ -5,19 +5,13 @@ repos:
     -   id: check-yaml
     -   id: end-of-file-fixer
     -   id: trailing-whitespace
--   repo: https://github.com/psf/black
-    rev: 23.3.0
-    hooks:
-    -   id: black
 -   repo: https://github.com/astral-sh/ruff-pre-commit
     # Ruff version.
-    rev: v0.0.272
+    rev: v0.4.8
     hooks:
     -   id: ruff
-        args: ["--fix", "--show-source"]
--   repo: https://github.com/pre-commit/mirrors-mypy
-    rev: v1.3.0
+        args: ["--fix", "--output-format=full"]
+-   repo: https://github.com/psf/black
+    rev: 23.3.0
     hooks:
-     -  id: mypy
-        files: imblearn/
-        additional_dependencies: [pytest==6.2.4]
+    -   id: black

.pre-commit-config.yaml

@@ -45,7 +45,7 @@ jobs:
         versionSpec: '3.9'
     - bash: |
         # Include pytest compatibility with mypy
-        pip install flake8 pytest mypy==1.3.0 black==23.3 ruff==0.0.272
+        pip install pytest mypy==1.3.0 black==23.3 ruff==0.0.272
       displayName: Install linters
     - bash: |
         black --check --diff .

Makefile

@@ -0,0 +1 @@
+0.13.0.dev0

azure-pipelines.yml

@@ -1,15 +1,15 @@
 """All minimum dependencies for imbalanced-learn."""
 import argparse
 
-NUMPY_MIN_VERSION = "1.17.3"
-SCIPY_MIN_VERSION = "1.5.0"
-PANDAS_MIN_VERSION = "1.0.5"
-SKLEARN_MIN_VERSION = "1.0.2"
-TENSORFLOW_MIN_VERSION = "2.4.3"
-KERAS_MIN_VERSION = "2.4.3"
+NUMPY_MIN_VERSION = "1.24.3"
+SCIPY_MIN_VERSION = "1.10.1"
+PANDAS_MIN_VERSION = "1.5.3"
+SKLEARN_MIN_VERSION = "1.2.2"
+TENSORFLOW_MIN_VERSION = "2.11.1"
+KERAS_MIN_VERSION = "2.1.11"
 JOBLIB_MIN_VERSION = "1.1.1"
 THREADPOOLCTL_MIN_VERSION = "2.0.0"
-PYTEST_MIN_VERSION = "5.0.1"
+PYTEST_MIN_VERSION = "7.2.2"
 
 # 'build' and 'install' is included to have structured metadata for CI.
 # It will NOT be included in setup's extras_require
@@ -23,21 +23,22 @@
     "pandas": (PANDAS_MIN_VERSION, "optional, docs, examples, tests"),
     "tensorflow": (TENSORFLOW_MIN_VERSION, "optional, docs, examples, tests"),
     "keras": (KERAS_MIN_VERSION, "optional, docs, examples, tests"),
-    "matplotlib": ("3.1.2", "docs, examples"),
-    "seaborn": ("0.9.0", "docs, examples"),
-    "memory_profiler": ("0.57.0", "docs"),
+    "matplotlib": ("3.7.3", "docs, examples"),
+    "seaborn": ("0.12.2", "docs, examples"),
+    "memory_profiler": ("0.61.0", "docs"),
+    "numpydoc": ("1.5.0", "docs", "tests"),
     "pytest": (PYTEST_MIN_VERSION, "tests"),
-    "pytest-cov": ("2.9.0", "tests"),
-    "flake8": ("3.8.2", "tests"),
+    "pytest-cov": ("4.1.0", "tests"),
+    "pytest-xdist": ("3.5.0", "tests"),
     "black": ("23.3.0", "tests"),
+    "ruff": ("0.4.8", "tests"),
     "mypy": ("1.3.0", "tests"),
-    "sphinx": ("6.0.0", "docs"),
+    "sphinx": ("8.0.2", "docs"),
     "sphinx-gallery": ("0.13.0", "docs"),
     "sphinx-copybutton": ("0.5.2", "docs"),
-    "numpydoc": ("1.5.0", "docs"),
     "sphinxcontrib-bibtex": ("2.4.1", "docs"),
-    "pydata-sphinx-theme": ("0.13.3", "docs"),
-    "sphinx-design": ("0.5.0", "docs"),
+    "pydata-sphinx-theme": ("0.15.4", "docs"),
+    "sphinx-design": ("0.6.1", "docs"),
 }
 
 

imblearn/VERSION.txt

@@ -20,6 +20,8 @@
 #
 # Dev branch marker is: 'X.Y.dev' or 'X.Y.devN' where N is an integer.
 # 'X.Y.dev0' is the canonical version of 'X.Y.dev'
-#
 
-__version__ = "0.13.0.dev0"
+from pathlib import Path
+
+with open(Path(__file__).parent / "VERSION.txt") as _fh:
+    __version__ = _fh.read().strip()

imblearn/_min_dependencies.py

@@ -1,25 +1,195 @@
-[tool.black]
-target-version = ['py38']
-include = '\.pyi?$'
+[build-system]
+requires = ["setuptools>=64", "setuptools_scm[toml]>=8"]
+build-backend = "setuptools.build_meta"
 
-[tool.isort]
-profile = "black"
+[project]
+name = "imbalanced-learn"
+dynamic = ["version", "readme"]
+description = "Toolbox for imbalanced dataset in machine learning"
+authors = [
+    { name="G. Lemaitre", email="[email protected]"},
+    { name="C. Aridas", email="[email protected]"},
+]
+classifiers = [
+    "Development Status :: 5 - Production/Stable",
+    "Environment :: Console",
+    "Intended Audience :: Science/Research",
+    "License :: OSI Approved :: MIT License",
+    "Operating System :: OS Independent",
+    "Programming Language :: Python :: 3.10",
+    "Programming Language :: Python :: 3.11",
+    "Programming Language :: Python :: 3.12",
+    "Topic :: Scientific/Engineering",
+    "Topic :: Software Development :: Libraries",
+]
+requires-python = ">=3.10"
+dependencies = [
+   "numpy>=1.24.3,<3",
+   "scipy>=1.10.1,<2",
+   "scikit-learn>=1.2.2,<2",
+   "joblib>=1.1.1,<2",
+   "threadpoolctl>=2.0.0,<4",
+]
 
-[tool.ruff]
-# all rules can be found here: https://beta.ruff.rs/docs/rules/
-select = ["E", "F", "W", "I"]
+[tool.setuptools.dynamic]
+version = { file = "imblearn/VERSION.txt" }
+readme = { file = "README.rst" }
+
+[project.optional-dependencies]
+dev = [
+    "ipykernel",
+    "ipython",
+    "jupyterlab",
+]
+docs = [
+    "pandas>=1.5.3,<3",
+    "tensorflow>=2.11.1,<3",
+    "matplotlib>=3.7.3,<4",
+    "seaborn>=0.12.2,<1",
+    "memory_profiler>=0.61.0,<1",
+    "numpydoc>=1.5.0,<2",
+    "sphinx>=8.0.2,<9",
+    "sphinx-gallery>=0.13.0,<1",
+    "sphinxcontrib-bibtex>=2.6.3,<3",
+    "sphinx-copybutton>=0.5.2,<1",
+    "pydata-sphinx-theme>=0.15.4,<1",
+    "sphinx-design>=0.6.1,<1",
+]
+linters = [
+    "black==23.3.0",
+    "ruff==0.4.8",
+    "pre-commit",
+]
+optional = [
+    "tensorflow>=2.11.1,<3",
+    "keras>=2.11.1,<4",
+    "pandas>=1.4.4,<3",
+]
+tests = [
+    "pytest>=7.2.2,<9",
+    "pytest-cov>=4.1.0,<6",
+    "pytest-xdist>=3.5.0,<4",
+]
+
+[project.urls]
+Homepage = "https://imbalanced-learn.org/"
+Source = "https://github.com/scikit-learn-contrib/imbalanced-learn"
+Issues = "https://github.com/scikit-learn-contrib/imbalanced-learn/issues"
+
+[tool.setuptools]
+packages = ["imblearn"]
+
+[tool.pixi.project]
+channels = ["conda-forge"]
+platforms = ["linux-64", "osx-arm64", "osx-64", "win-64"]
+
+[tool.pixi.dependencies]
+numpy = ">=1.23.5,<2"
+scipy = ">=1.9.3,<2"
+scikit-learn = ">=1.0.2,<2"
+joblib = ">=1.1.1,<2"
+threadpoolctl = ">=2.0.0,<4"
+
+[tool.pixi.feature.dev.dependencies]
+ipykernel = "*"
+ipython = "*"
+jupyterlab = "*"
 
+[tool.pixi.feature.docs.dependencies]
+matplotlib = ">=3.7.3,<4"
+seaborn = ">=0.12.2,<1"
+memory_profiler = ">=0.61.0,<1"
+numpydoc = ">=1.5.0,<2"
+sphinx = ">=8.0.2,<9"
+sphinx-gallery = ">=0.13.0,<1"
+sphinxcontrib-bibtex = ">=2.4.1,<3"
+sphinx-copybutton = ">=0.5.2,<1"
+pydata-sphinx-theme = ">=0.15.4,<1"
+sphinx-design = ">=0.6.1,<1"
+
+[tool.pixi.feature.linters.dependencies]
+black = "==23.3.0"
+ruff = "==0.4.8"
+pre-commit = "*"
+
+[tool.pixi.feature.optional.dependencies]
+keras = ">=2.9.1,<4"
+pandas = ">=1.4.4,<3"
+
+[tool.pixi.feature.tensorflow]
+platforms = ["linux-64", "osx-arm64", "osx-64"]
+
+[tool.pixi.feature.tensorflow.dependencies]
+tensorflow = ">=2.11.1,<3"
+
+[tool.pixi.feature.tests.dependencies]
+pytest = ">=7.2.2,<9"
+pytest-cov = ">=4.1.0,<6"
+pytest-xdist = ">=3.5.0,<4"
+
+[tool.pixi.pypi-dependencies]
+imbalanced-learn = { path = ".", editable = true }
+
+[tool.pixi.environments]
+linters = ["linters"]
+docs = ["optional", "docs", "tensorflow"]
+tests = ["optional", "tests", "tensorflow"]
+dev = ["dev", "optional", "docs", "linters", "tests", "tensorflow"]
+
+[tool.black]
+line-length = 88
+target_version = ['py310', 'py311']
+preview = true
+# Exclude irrelevant directories for formatting
+exclude = '''
+/(
+    \.eggs
+  | \.git
+  | \.mypy_cache
+  | \.vscode
+  | \.pytest_cache
+  | \.idea
+  | build
+  | dist
+)/
+'''
+
+[tool.ruff]
 # max line length for black
 line-length = 88
-target-version = "py38"
+target-version = "py310"
+exclude=[
+    ".git",
+    "__pycache__",
+    "dist",
+    "doc/_build",
+    "doc/auto_examples",
+    "build",
+]
 
+[tool.ruff.lint]
+# all rules can be found here: https://beta.ruff.rs/docs/rules/
+select = ["E", "F", "W", "I"]
 ignore=[
     # space before : (needed for how black formats slicing)
     "E203",
     # do not assign a lambda expression, use a def
     "E731",
     # do not use variables named 'l', 'O', or 'I'
     "E741",
-    # Import not on the top of the file
-    "E402",
 ]
+
+[tool.ruff.lint.per-file-ignores]
+# It's fine not to put the import at the top of the file in the examples
+# folder.
+"examples/*"=["E402"]
+"doc/conf.py"=["E402"]
+
+[tool.pytest.ini_options]
+filterwarnings = [
+    # Turn deprecation warnings into errors
+    "error::FutureWarning",
+    "error::DeprecationWarning",
+]
+addopts = "--doctest-modules --color=yes -rs"
+doctest_optionflags = "NORMALIZE_WHITESPACE ELLIPSIS"