Merge pull request #70 from pycompression/release_0.9.0

Release 0.9.0

.github/workflows/ci.yml

@@ -57,10 +57,12 @@ jobs:
     strategy:
       matrix:
         python-version:
-          - 3.6
-          - 3.7
-          - 3.8
-          - 3.9
+          - "3.6"
+          - "3.7"
+          - "3.8"
+          - "3.9"
+          - "pypy-3.6"
+          - "pypy-3.7"
         os: ["ubuntu-latest"]
         include:
           - os: "macos-latest"
@@ -92,10 +94,34 @@ jobs:
         uses: ilammy/[email protected]
         if: runner.os == 'Windows'
       - name: Run tests
-        run: tox -e py3
+        run: tox
       - name: Upload coverage report
         uses: codecov/codecov-action@v1
 
+  test-arch:
+    if: startsWith(github.ref, 'refs/tags') || github.ref == 'refs/heads/develop' || github.ref == 'refs/heads/main'
+    runs-on: "ubuntu-latest"
+    needs: lint
+    strategy:
+      matrix:
+        distro: [ "ubuntu20.04" ]
+        arch: ["aarch64"]
+    steps:
+      - uses: actions/[email protected]
+        with:
+          submodules: recursive
+      - uses: uraimo/[email protected]
+        name: Build & run test
+        with:
+          arch: ${{ matrix.arch }}
+          distro: ${{ matrix.distro }}
+          install: |
+            apt-get update -q -y
+            apt-get install -q -y python3 python3-pip gcc binutils automake autoconf libtool
+          run: |
+            python3 -m pip install -U setuptools pip wheel tox
+            tox
+
   # Test if the python-isal conda package can be build. Which is linked
   # dynamically to the conda isa-l package.
   test-dynamic:
@@ -109,6 +135,10 @@ jobs:
     strategy:
       matrix:
         os: ["ubuntu-latest", "macos-latest", "windows-latest"]
+        python_version: ["python"]
+        include:
+          - os: "ubuntu-latest"
+            python_version: "pypy"
     steps:
       - uses: actions/[email protected]
         with:
@@ -118,19 +148,19 @@ jobs:
         with:
           channels: conda-forge,defaults
       - name: Install requirements (universal)
-        run: conda install isa-l python tox
+        run: conda install isa-l ${{ matrix.python_version}} tox
       - name: Set MSVC developer prompt
         uses: ilammy/[email protected]
         if: runner.os == 'Windows'
       - name: Run tests (dynamic link)
-        run: tox -e py3
+        run: tox
         env:
           PYTHON_ISAL_LINK_DYNAMIC: True
 
   deploy:
     if: github.event_name == 'push' && startsWith(github.ref, 'refs/tags')
     runs-on: ${{ matrix.os }}
-    needs: [lint, package-checks, test-static, test-dynamic]
+    needs: [lint, package-checks, test-static, test-dynamic, test-arch]
     strategy:
       matrix:
         os: ["macos-latest", "ubuntu-latest", "windows-latest"]
@@ -151,16 +181,23 @@ jobs:
       - name: Install nasm (Windows)
         uses: ilammy/[email protected]
         if: runner.os == 'Windows'
+      - name: Set up QEMU
+        if: runner.os == 'Linux'
+        uses: docker/[email protected]
+        with:
+          platforms: arm64
       - name: Build wheels
         run: cibuildwheel --output-dir dist
         env:
-          CIBW_BUILD: "cp3{6,7,8,9}-*"
           CIBW_SKIP: "*-win32 *-manylinux_i686"  # Skip 32 bit.
           CIBW_MANYLINUX_X86_64_IMAGE: "manylinux2014"
+          CIBW_MANYLINUX_AARCH64_IMAGE: "manylinux2014"
+          CIBW_ARCHS_LINUX: "x86_64 aarch64"
           # Fully test the build wheels again.
           CIBW_TEST_REQUIRES: "pytest"
           # Simple test that requires the project to be build correctly
-          CIBW_TEST_COMMAND: "pytest {project}/tests/test_igzip.py"
+          CIBW_TEST_COMMAND: >-
+            pytest {project}/tests/test_igzip.py {project}/tests/test_isal.py
       - name: Build sdist
         if: "runner.os == 'Linux'"
         run: python setup.py sdist

CHANGELOG.rst

@@ -7,6 +7,14 @@ Changelog
 .. This document is user facing. Please word the changes in such a way
 .. that users understand how the changes affect the new version.
 
+version 0.9.0
+-----------------
++ Fix a bug where a AttributeError was triggered when zlib.Z_RLE or
+  zlib.Z_FIXED were not present.
++ Add support for Linux aarch64 builds.
++ Add support for pypy by adding pypy tests to the CI and setting up wheel
+  building support.
+
 version 0.8.1
 -----------------
 + Fix a bug where multi-member gzip files where read incorrectly due to an

setup.py

@@ -62,6 +62,7 @@ def build_extension(self, ext):
             for prefix in possible_prefixes:
                 if Path(prefix, "include", "isa-l").exists():
                     ext.include_dirs = [os.path.join(prefix, "include")]
+                    ext.library_dirs = [os.path.join(prefix, "lib")]
                     break   # Only one include directory is needed.
                 # On windows include is in Library apparently
                 elif Path(prefix, "Library", "include", "isa-l").exists():
@@ -169,7 +170,7 @@ def build_isa_l(compiler_command: str, compiler_options: str):
 
 setup(
     name="isal",
-    version="0.8.1",
+    version="0.9.0",
     description="Faster zlib and gzip compatible compression and "
                 "decompression by providing python bindings for the ISA-L "
                 "library.",

src/isal/__init__.py

@@ -39,4 +39,4 @@
     "__version__"
 ]
 
-__version__ = "0.8.1"
+__version__ = "0.9.0"

src/isal/isal_zlib.pyx

@@ -99,10 +99,13 @@ DEFLATED = zlib.DEFLATED
 
 # Strategies
 Z_DEFAULT_STRATEGY=zlib.Z_DEFAULT_STRATEGY
-Z_RLE=zlib.Z_RLE 
 Z_HUFFMAN_ONLY=zlib.Z_HUFFMAN_ONLY
 Z_FILTERED=zlib.Z_FILTERED
-Z_FIXED=zlib.Z_FIXED
+# Following strategies not supported on all versions of zlib.
+if hasattr(zlib, "Z_RLE"):
+    Z_RLE = zlib.Z_RLE
+if hasattr(zlib, "Z_FIXED"):
+   Z_FIXED=zlib.Z_FIXED
 
 # Flush methods
 Z_NO_FLUSH=zlib.Z_NO_FLUSH

tests/test_isal.py

@@ -106,9 +106,9 @@ def test_compress_compressobj(data_size, level, wbits, memLevel):
                                         memLevel=memLevel)
     compressed = compressobj.compress(data) + compressobj.flush()
     if wbits in range(8, 16):
-        # In case a zlib header is used, determine the wbits automatically.
-        # For some reason it fails if wbits is set manually.
-        decompressed = zlib.decompress(compressed, wbits=0)
+        # TODO: Apparently the wbits level is not correctly implemented in
+        # ISA-L for the zlib stuff.
+        decompressed = zlib.decompress(compressed, wbits=15)
     else:
         decompressed = zlib.decompress(compressed, wbits=wbits)
     assert data == decompressed

tox.ini

@@ -1,7 +1,7 @@
 [tox]
 # Running plain tox will run the default environment (testenv) with the default
 # python3 interpreter of the user.
-envlist=py3
+envlist=testenv
 [testenv]
 deps=pytest
      coverage
@@ -10,8 +10,9 @@ passenv=
 commands =
     # Create HTML coverage report for humans and xml coverage report for external services.
     coverage run --source=isal -m py.test tests
-    coverage html
-    coverage xml
+    # Ignore errors during report generation. Pypy does not generate proper coverage reports.
+    coverage html -i
+    coverage xml -i
 
 [testenv:coverage]
 # Separate test environment for cython coverage.