Merge branch 'py311' into 'master'

Fix deepcopying on Python 3.11

See merge request !329

.gitlab-ci.yml

@@ -21,7 +21,7 @@ tests-and-coverage:
     - mkdir -p ~/.config/matplotlib
     - echo "backend:template" > ~/.config/matplotlib/matplotlibrc
     - mkdir public
-    - py.test -v -n $NUM_CORES --cov-report html --cov-report term --cov=. -m "not longrun" --html test-report/index.html --junitxml=report.xml
+    - py.test -v -n $NUM_CORES --cov-report html --cov-report xml --cov-report term --cov=. -m "not longrun" --html test-report/index.html --junitxml=report.xml
     - python3 -m coverage xml
   tags:
     - docker

doc/conf.py

@@ -33,7 +33,7 @@ version = re.sub(r'(\d+\.\d+)\.\d+(.*)', r'\1\2', pystencils.__version__)
 version = re.sub(r'(\.dev\d+).*?$', r'\1', version)
 # The full version, including alpha/beta/rc tags.
 release = pystencils.__version__
-language = None
+language = 'en'
 exclude_patterns = ['_build', 'Thumbs.db', '.DS_Store', '**.ipynb_checkpoints']
 default_role = 'any'
 pygments_style = 'sphinx'

pystencils/typing/utilities.py

@@ -187,19 +187,16 @@ def get_type_of_expression(expr,
 
 # Fix for sympy versions from 1.9
 sympy_version = sp.__version__.split('.')
-if int(sympy_version[0]) * 100 + int(sympy_version[1]) >= 109:
+sympy_version_int = int(sympy_version[0]) * 100 + int(sympy_version[1])
+if sympy_version_int >= 109:
     # __setstate__ would bypass the contructor, so we remove it
+    if sympy_version_int >= 111:
+        del sp.Basic.__setstate__
+        del sp.Symbol.__setstate__
+    else:
         sp.Number.__getstate__ = sp.Basic.__getstate__
         del sp.Basic.__getstate__
 
-    class FunctorWithStoredKwargs:
-        def __init__(self, func, **kwargs):
-            self.func = func
-            self.kwargs = kwargs
-
-        def __call__(self, *args):
-            return self.func(*args, **self.kwargs)
-
     # __reduce_ex__ would strip kwargs, so we override it
     def basic_reduce_ex(self, protocol):
         if hasattr(self, '__getnewargs_ex__'):
@@ -210,9 +207,7 @@ if int(sympy_version[0]) * 100 + int(sympy_version[1]) >= 109:
             state = self.__getstate__()
         else:
             state = None
-        return FunctorWithStoredKwargs(type(self), **kwargs), args, state
-
-    sp.Number.__reduce_ex__ = sp.Basic.__reduce_ex__
+        return partial(type(self), **kwargs), args, state
     sp.Basic.__reduce_ex__ = basic_reduce_ex