* Switch from setup.py to pyproject.toml

.github/workflows/test.yml

@@ -9,27 +9,37 @@ jobs:
   test:
     strategy:
       matrix:
-        os: [ubuntu-latest]
-        python: ['3.9', '3.10', '3.11', '3.12']
+        os: [ ubuntu-latest ]
+        python: [ "3.9", "3.10", "3.11", "3.12" ]
+        numpy_version: [ "numpy-latest", "numpy<2" ]
     runs-on: ${{ matrix.os }}
 
     steps:
-    - uses: actions/checkout@v2
-    - name: Set up Python ${{ matrix.python }}
-      uses: actions/setup-python@v1
-      with:
-        python-version: ${{ matrix.python }}
-    - uses: actions/cache@v3
-      with:
-        path: ~/.cache/pip
-        key: ${{ runner.os }}-pip-${{ hashFiles('**/requirements.txt') }}-${{ hashFiles('**/requirements-test.txt') }}
-        restore-keys: |
-          ${{ runner.os }}-pip-
-    - name: Install dependencies
-      run: |
-        python -m pip install --upgrade pip
-        pip install -e .
-        pip install -r requirements-test.txt
-    - name: Test with pytest
-      run: |
-        pytest tests/
+      - name: Checkout code
+        uses: actions/checkout@v2
+
+      - name: Set up Python ${{ matrix.python }}
+        uses: actions/setup-python@v1
+        with:
+          python-version: ${{ matrix.python }}
+
+      - name: Use cache for pip dependencies
+        uses: actions/cache@v3
+        with:
+          path: ~/.cache/pip
+          key: ${{ runner.os }}-pip-${{ hashFiles('**/pyproject.toml') }}
+          restore-keys: |
+            ${{ runner.os }}-pip-
+
+      - name: Install dependencies
+        run: |
+          python -m pip install --upgrade pip
+          if [ "${{ matrix.numpy_version }}" = "numpy<2" ]; then
+            pip install ".[test,pandas,spark,test_numpy_pre2]"
+          else
+            pip install ".[test,pandas,spark]"          
+          fi
+
+      - name: Test with pytest
+        run: |
+          pytest tests

CHANGES.rst

@@ -20,6 +20,9 @@ Version 1.0.34, Dec 2024
 * Remove unused test_gpu.twosigfigs function.
 * Refactor tests with Numpy() and Pandas() context managers to use single 'with' statement.
 
+* Switch from setup.py to pyproject.toml
+* Add numpy<2,pandas<2 test environment to build pipeline test matrix
+
 Version 1.0.33, Dec 2022
 ------------------------
 * fix of get_sub_hist() when Bin histogram is filled only with nans.

histogrammar/version.py

@@ -1,23 +1,24 @@
-"""THIS FILE IS AUTO-GENERATED BY SETUP.PY."""
-
 import re
+from typing import Tuple
 
-name = "histogrammar"
-__version__ = "1.0.34"
 version = "1.0.34"
-full_version = "1.0.34"
-release = True
 
-version_info = tuple(re.split(r"[-\.]", __version__))
-specification = ".".join(version_info[:2])
 
+def split_version_string(version_string: str) -> Tuple[int, int]:
+    version_numbers = list(map(int, re.split(r"[-.]", version_string)))
+    return version_numbers[0], version_numbers[1]
+
+
+specification = ".".join([str(i) for i in split_version_string(version)[:2]])
+
+
+def compatible(serialized_version: str) -> bool:
+    self_major, self_minor = split_version_string(version)
+    other_major, other_minor = split_version_string(serialized_version)
 
-def compatible(serializedVersion):
-    selfMajor, selfMinor = map(int, version_info[:2])
-    otherMajor, otherMinor = map(int, re.split(r"[-\.]", serializedVersion)[:2])
-    if selfMajor >= otherMajor:
+    if self_major >= other_major:
         return True
-    elif selfMinor >= otherMinor:
+    elif self_minor >= other_minor:
         return True
     else:
         return False

pyproject.toml

@@ -0,0 +1,78 @@
+[build-system]
+requires = ["setuptools"]
+build-backend = "setuptools.build_meta"
+
+[project]
+name = "histogrammar"
+description = "Composable histogram primitives for distributed data reduction"
+keywords = [
+    "pandas",
+    "spark",
+    "data-science",
+    "data-analysis",
+    "statistics",
+    "python",
+    "jupyter",
+    "ipython"
+]
+readme = "README.rst"
+requires-python = ">=3.9"
+authors = [{ name = "Jim Pivarski (DIANA-HEP)", email = "[email protected]" }, { name = "Max Baak", email = "[email protected]" }]
+maintainers = [{ name = "Max Baak", email = "[email protected]" }]
+license = { type = "Apache Software License v2", file = "LICENSE" }
+dependencies = [
+    "numpy",
+    "tqdm",
+    "joblib>=0.14.0"
+]
+classifiers = ["Development Status :: 5 - Production/Stable",
+    "Environment :: Console",
+    "Intended Audience :: Science/Research",
+    "License :: OSI Approved :: Apache Software License",
+    "Topic :: Scientific/Engineering :: Information Analysis",
+    "Topic :: Scientific/Engineering :: Mathematics",
+    "Topic :: Scientific/Engineering :: Physics",
+]
+dynamic = ["version"]
+
+[project.optional-dependencies]
+pandas = [
+    "pandas"
+]
+spark = [
+    "pyspark>=3.1; python_version <= '3.11'",
+]
+test = [
+    "ipykernel>=5.1.3",
+    "jupyter_client>=5.2.3",
+    "matplotlib",
+    "pandas",
+    "pre-commit>=2.9.0",
+    "pytest-notebook>=0.6.1",
+    "pytest>=4.0.2",
+]
+test_numpy_pre2 = [
+    "numpy<2",
+    "pandas<2",
+]
+
+# files to be shipped with the installation, under: histogrammar/test_data and histogrammar/notebooks
+# after installation, these can be found with the functions in resources.py
+[tool.setuptools.package-data]
+histogrammar = [
+    "test_data/*.csv.gz",
+    "test_data/*.json*",
+    "notebooks/*tutorial*.ipynb",
+]
+
+[project.urls]
+repository = "https://github.com/histogrammar/histogrammar-python"
+
+[tool.semantic_release]
+version_variable = [
+    "histogrammar/version.py:version",
+]
+build_command = "pip install build && python -m build"
+
+[tool.setuptools.dynamic]
+version = { attr = "histogrammar.version.version" }