Merge pull request #40 from goodmami/fix-35-cython-3

Upgrade Cython to 3.0

.github/workflows/build-publish.yml

@@ -20,7 +20,7 @@ jobs:
         with:
           python-version: ${{ env.PYTHON_VERSION }}
       - name: Install dependencies
-        run: python -m pip install --upgrade setuptools Cython~=0.29 pytest
+        run: python -m pip install --upgrade setuptools "Cython~=3.0" pytest
       - name: Build source distribution
         run: python setup.py sdist --cythonize
       - name: Install source distribution

.github/workflows/pythonpackage.yml

@@ -25,7 +25,7 @@ jobs:
         python-version: ${{ matrix.python-version }}
     - name: Build and install
       run: |
-        python -m pip install --upgrade pip cython
+        python -m pip install --upgrade pip "Cython~=3.0"
         cythonize -3i pe/*.pyx
         pip install .
     - name: Lint with flake8

pe/_cy_machine.pyx

@@ -12,7 +12,7 @@ from enum import IntEnum
 
 from cpython.mem cimport PyMem_Malloc, PyMem_Free
 
-from pe._constants import Operator, Flag
+from pe._constants import Operator, Flag, FAIL as FAILURE
 from pe._errors import Error
 from pe._match import Match
 from pe._types import Memo
@@ -26,9 +26,6 @@ from pe.operators import Rule
 from pe.patterns import DEFAULT_IGNORE
 
 
-DEF FAILURE = -1
-
-
 # Parser ###############################################################
 
 cdef enum OpCode:

pyproject.toml

@@ -1,3 +1,3 @@
 [build-system]
-requires = ["setuptools>=67.8", "wheel", "Cython~=0.29"]
+requires = ["setuptools>=67.8", "wheel", "Cython~=3.0"]
 build-backend = "setuptools.build_meta"

setup.cfg

@@ -39,7 +39,7 @@ packages = pe
 test_suite = test
 setup_requires =
     setuptools >= 67.8
-    Cython ~= 0.29
+    Cython ~= 3.0
 tests_require =
     pytest