Clean up the build process

.github/workflows/build.yml

@@ -0,0 +1,106 @@
+name: build
+
+on:
+  push:
+    branches:
+      - master
+    tags:
+      - "*-[0-9]+.*"
+  pull_request:
+    branches:
+      - master
+
+jobs:
+  build-cross-platform:
+    name: test ${{matrix.os}} - ${{matrix.python-version}}
+    runs-on: ${{ matrix.os }}
+    strategy:
+      matrix:
+        os: [
+          ubuntu-latest,
+          windows-latest,
+          macos-latest
+        ]
+        python-version: [
+          '3.7',
+          '3.8',
+          '3.9',
+          '3.10'
+        ]
+        # Breaks due to https://github.com/jpype-project/jpype/issues/1009
+        # Should be included once the fix is released
+        exclude:
+          - os: windows-latest
+            python-version: "3.10"
+
+    steps:
+    - uses: actions/checkout@v2
+
+    - uses: actions/setup-python@v3
+      with:
+        python-version: ${{matrix.python-version}}
+
+    - uses: actions/setup-java@v3
+      with:
+        java-version: '8'
+        distribution: 'zulu'
+
+    - name: Install ScyJava
+      run: |
+        python -m pip install --upgrade pip
+        python -m pip install -e '.[dev]'
+
+    - name: Test ScyJava
+      run: |
+        python -m pytest -p no:faulthandler --color=yes
+
+  lint:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v2
+      - uses: psf/black@stable
+
+  flake:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v2
+      - uses: actions/setup-python@v3
+      - name: flake src code
+        run: |
+          python -m pip install flake8
+          python -m flake8 src
+      - name: flake test code
+        run: |
+          python -m flake8 tests
+
+
+
+  conda-dev-test:
+    name: Conda Setup & Code Coverage
+    runs-on: ubuntu-latest
+    defaults:
+      # Steps that rely on the activated environment must be run with this shell setup.
+      # See https://github.com/marketplace/actions/setup-miniconda#important
+      run:
+        shell: bash -l {0}
+    steps:
+      - uses: actions/checkout@v2
+      - uses: conda-incubator/setup-miniconda@v2
+        with:
+          # Create env with dev packages
+          auto-update-conda: true
+          python-version: 3.9
+          environment-file: dev-environment.yml
+          # Activate imglyb-dev environment
+          activate-environment: imglyb-dev
+          auto-activate-base: false
+          # Use mamba for faster setup
+          use-mamba: true
+          mamba-version: "*"
+      - name: Test imglyb
+        run: |
+          python -m pytest tests/ -p no:faulthandler --cov-report=xml --cov=.
+      # We could do this in its own action, but we'd have to setup the environment again.
+      - name: Upload Coverage to Codecov
+        uses: codecov/codecov-action@v2
+

.gitignore

@@ -9,10 +9,16 @@
 /.eggs/
 *egg-info/
 
+# setuptools_scm
+src/scyjava/version.py
+
 # Vi
 *.swp
 
+# VSCode
+.vscode
+
 # Unit test / coverage reports
 .coverage
 .coverage.*
-coverage.xml
+coverage.xml

dev-environment.yml

@@ -0,0 +1,34 @@
+# Use this file to construct an environment
+# for developing scyjava from source.
+#
+#   mamba env create -f dev-environment.yml
+#   conda activate scyjava-dev
+#
+# In addition to the dependencies needed for using scyjava, it includes tools
+# for developer-related actions like running automated tests (pytest),
+# linting the code (black), and generating the API documentation (sphinx).
+# If you want an environment without these tools, use environment.yml.
+name: scyjava-dev
+channels:
+  - conda-forge
+  - defaults
+dependencies:
+  # Project dependencies
+  - jpype1 >= 1.3.0
+  - jgo
+  # Test dependencies
+  - numpy
+  - pandas
+  # Developer tools
+  - autopep8
+  - black
+  - build
+  - flake8
+  - pytest
+  - pytest-cov
+  - setuptools-scm >= 6.2
+  # Project from source
+  - pip
+  - pip:
+    - -e .
+

environment.yml

@@ -1,8 +1,24 @@
+# Use this file to construct an environment for working
+# with scyjava in a runtime setting
+#
+#   mamba env create
+#   conda activate scyjava
+#
+# It includes the dependencies needed for using scyjava but not tools
+# for developer-related actions like running automated tests (pytest),
+# linting the code (black), and generating the API documentation (sphinx).
+# If you want an environment including these tools, use dev-environment.yml.
+
 name: scyjava
 channels:
   - conda-forge
   - defaults
 dependencies:
+  # Project dependencies
   - jpype1 >= 1.3.0
   - jgo
-  - scyjava
+  - openjdk=8
+  # Project from source
+  - pip
+  - pip:
+    - -e .

pyproject.toml

@@ -1,6 +1,15 @@
 [build-system]
 # Setuptools version constraint ensures PEP 517 compatibility
 requires = [
-    "setuptools >= 40.9.0"
+    "setuptools >= 45",
+    "wheel",
+    "setuptools_scm>=6.2",
 ]
 build-backend = "setuptools.build_meta"
+
+[tool.setuptools_scm]
+write_to = "src/scyjava/version.py"
+
+[tool.black]
+# This file is autogenerated by setuptools_scm - it cannot be modified
+--exclude = "src/scyjava/version.py"

setup.cfg

@@ -1,6 +1,5 @@
 [metadata]
 name = scyjava
-version = 1.5.2.dev0
 author = Curtis Rueden, Philipp Hanslovsky, Edward Evans, Mark Hiner, Gabriel Selzer
 author_email = ctrueden@wisc.edu
 description = Supercharged Java access from Python
@@ -18,7 +17,6 @@ classifiers =
     Intended Audience :: Education
     Intended Audience :: Science/Research
     Programming Language :: Python :: 3 :: Only
-    Programming Language :: Python :: 3 :: 3.6
     Programming Language :: Python :: 3 :: 3.7
     Programming Language :: Python :: 3 :: 3.8
     Programming Language :: Python :: 3 :: 3.9
@@ -37,7 +35,7 @@ packages = find:
 package_dir =
     = src
 # Ensure any changes to this list are also added to environment.yml AND environment-test.yml!
-python_requires = >=3.6
+python_requires = >=3.7
 install_requires =
     jpype1 >= 1.3.0
     jgo
@@ -48,7 +46,18 @@ where = src
 [options.extras_require]
 
 # Ensure any changes to this list are also added to environment-test.yml!
-test =
+dev =
+    autopep8
+    black
+    build
+    flake8
     pytest
+    pytest-cov
     numpy
     pandas
+    setuptools-scm >= 6.2
+
+[flake8]
+# See https://black.readthedocs.io/en/stable/guides/using_black_with_other_tools.html#flake8
+max-line-length = 88
+extend-ignore = E203