Minimal updates to work with Python 3.8+

.github/workflows/main.yml

@@ -19,7 +19,7 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        python-version: [2.7, 3.5, 3.6, 3.7, 3.8, 3.x, pypy2, pypy3]
+        python-version: ['3.7', '3.8', '3.9', '3.10', '3.11', '3.12', 'pypy3']
 
     steps:
     - uses: actions/checkout@v2

.github/workflows/release.yml

@@ -0,0 +1,29 @@
+name: Release
+
+on:
+  push:
+    tags:
+      - '*'
+
+jobs:
+  pypi-publish:
+    if: startsWith(github.ref, 'refs/tags')
+    name: Upload release to PyPI
+    runs-on: ubuntu-latest
+    environment:
+      name: pypi
+      url: https://pypi.org/p/cpppo
+    permissions:
+      id-token: write  # IMPORTANT: this permission is mandatory for trusted publishing
+    steps:
+    - name: Checkout
+      uses: actions/checkout@v3
+    - name: Set up Python
+      uses: actions/setup-python@v4
+    - name: Build
+      run: |
+        python -m pip install --upgrade pip
+        python -m pip install -r setuptools build wheel
+        python -m build .
+    - name: Publish package distributions to PyPI
+      uses: pypa/gh-action-pypi-publish@release/v1

misc.py

@@ -151,14 +151,18 @@ def change_function( function, **kwds ):
 
 
     """
-    # Enumerate  all the __code__ attributes in the same order; types.CodeTypes
-    # doesn't accept keyword args, only position.
-    attrs			= [ "co_argcount" ]
-    if sys.version_info[0] >= 3:
-        attrs		       += [ "co_kwonlyargcount" ]
-        if sys.version_info[1] >= 8:
-            attrs	       += [ "co_posonlyargcount" ]
-    attrs		       += [ "co_nlocals",
+    if hasattr( function.__code__, 'replace' ):
+        function.__code__	= function.__code__.replace( **kwds )
+        return
+
+    # Enumerate all the __code__ attributes in the same order; types.CodeTypes doesn't accept
+    # keyword args, only positional.  This must be updated if new releases of Python have additional
+    # parameters, but should be backward-compatible (the positional ordering should be consistent
+    # for any parameters in use by a version)
+    attrs			= [ "co_argcount",
+                                    "co_posonlyargcount",
+                                    "co_kwonlyargcount",
+                                    "co_nlocals",
                                     "co_stacksize",
                                     "co_flags",
                                     "co_code",
@@ -167,16 +171,24 @@ def change_function( function, **kwds ):
                                     "co_varnames",
                                     "co_filename",
                                     "co_name",
+                                    "co_qualname",
                                     "co_firstlineno",
                                     "co_lnotab",
+                                    "co_exceptiontable",
                                     "co_freevars",
-                                    "co_cellvars" ]
-
-    assert all( k in attrs for k in kwds ), \
-        "Invalid function keyword(s) supplied: %s" % ( ", ".join( kwds.keys() ))
-
-    # Alter the desired function attributes, and update the function's __code__
-    modi_args			= [ kwds.get( a, getattr( function.__code__, a )) for a in attrs ]
+                                    "co_cellvars", ]
+
+    assert all( k in attrs and hasattr( function.__code__, k ) for k in kwds ), \
+        "Invalid function keyword(s) supplied: %s" % ( ", ".join( kwds ))
+
+    # Alter the desired function attributes w/ any supplied keywaords, and update the function's
+    # __code__.  Deduces what positional args are required by which attrs exist in this function's
+    # code object
+    modi_args			= [
+        kwds.get( a, getattr( function.__code__, a ))
+        for a in attrs
+        if hasattr( function.__code__, a )
+    ]
     modi_code			= types.CodeType( *modi_args )
     modi_func			= types.FunctionType( modi_code, function.__globals__ )
     function.__code__		= modi_func.__code__

setup.py

@@ -83,14 +83,8 @@
     classifiers			= [
         "License :: OSI Approved :: GNU General Public License v3 or later (GPLv3+)",
         "License :: Other/Proprietary License",
-        "Programming Language :: Python :: 2.6",
-        "Programming Language :: Python :: 2.7",
-        "Programming Language :: Python :: 3.3",
-        "Programming Language :: Python :: 3.4",
-        "Programming Language :: Python :: 3.5",
-        "Programming Language :: Python :: 3.6",
-        "Programming Language :: Python :: 3.7",
-        "Programming Language :: Python :: 3.8",
+        "Programming Language :: Python :: 2",
+        "Programming Language :: Python :: 3",
         "Development Status :: 5 - Production/Stable",
         "Intended Audience :: Developers",
         "Environment :: Console",

version.py

@@ -1,2 +1,2 @@
-__version_info__		= ( 4, 4, 2 )
+__version_info__		= ( 4, 4, 3 )
 __version__			= '.'.join( map( str, __version_info__ ))