ci: update pypi workflow for pyproject

Author: mloubout

.github/workflows/pythonpublish.yml

@@ -15,13 +15,16 @@ jobs:
         python-version: '3.x'
     - name: Install dependencies
       run: |
-        python -m pip install --upgrade pip
-        pip install setuptools wheel twine==5.0.0
+        python -m pip install --upgrade pip build twine
 
-    - name: Build and publish
+    - name: Build distribution artifacts
+      run: |
+        # this will read pyproject.toml and produce both sdist and wheel in dist/
+        python -m build --sdist --wheel
+
+    - name: Publish to PyPI
       env:
         TWINE_USERNAME: __token__
         TWINE_PASSWORD: ${{ secrets.PYPI_PASSWORD }}
       run: |
-        python setup.py sdist bdist_wheel
         twine upload dist/*

devito/_version.py

@@ -17,5 +17,5 @@
 __version_tuple__: VERSION_TUPLE
 version_tuple: VERSION_TUPLE
 
-__version__ = version = '4.8.17.dev27+g2041a3834.d20250516'
-__version_tuple__ = version_tuple = (4, 8, 17, 'dev27', 'g2041a3834.d20250516')
+__version__ = version = '4.8.17.dev29+g21522abe2.d20250519'
+__version_tuple__ = version_tuple = (4, 8, 17, 'dev29', 'g21522abe2.d20250519')

devito/types/basic.py

@@ -386,14 +386,21 @@ def _filter_assumptions(cls, **kwargs):
 
         return assumptions, kwargs
 
+    @staticmethod
+    def __xnew__(cls, name, **assumptions):
+        # Create the new Symbol
+        # Note: use __xnew__ to bypass sympy caching
+        newobj = sympy.Symbol.__xnew__(cls, name, **assumptions)
+        # Prevent the caching of the assumptions that we handle through _eval_is_xxx
+        newobj._assumptions = {k: v for k, v in newobj._assumptions.items()
+                               if k not in ('real', 'imaginary', 'complex')}
+        return newobj
+
     def __new__(cls, *args, **kwargs):
         name = kwargs.get('name') or args[0]
         assumptions, kwargs = cls._filter_assumptions(**kwargs)
 
-        # Create the new Symbol
-        # Note: use __xnew__ to bypass sympy caching
-        newobj = sympy.Symbol.__xnew__(cls, name, **assumptions)
-        newobj._assumptions = cls.default_assumptions
+        newobj = cls.__xnew__(cls, name, **assumptions)
 
         # Initialization
         newobj._dtype = cls.__dtype_setup__(**kwargs)
@@ -557,10 +564,7 @@ def __new__(cls, *args, **kwargs):
         # Not in cache. Create a new Symbol via sympy.Symbol
         args = list(args)
         name = kwargs.pop('name', None) or args.pop(0)
-
-        # Note: use __xnew__ to bypass sympy caching
-        newobj = sympy.Symbol.__xnew__(cls, name, **assumptions)
-        newobj._assumptions = cls.default_assumptions
+        newobj = cls.__xnew__(cls, name, **assumptions)
 
         # Initialization
         newobj._dtype = cls.__dtype_setup__(**kwargs)

pyproject.toml

@@ -68,3 +68,4 @@ exclude = ["docs", "tests", "examples"]
 
 [tool.setuptools_scm]
 version_file = "devito/_version.py"
+fallback_version = "0+untagged"