Mark 3.12 support in release

Also upgrade pre-commit configuration and fix
a warning from flake8

.pre-commit-config.yaml

@@ -2,15 +2,15 @@ default_language_version:
     python: python3.9
 repos:
   - repo: https://github.com/psf/black
-    rev: 22.8.0
+    rev: 23.9.1
     hooks:
       - id: black
         # override until resolved: https://github.com/ambv/black/issues/402
         files: \.pyi?$
         types: []
 
-  - repo: https://gitlab.com/pycqa/flake8
-    rev: 3.9.2
+  - repo: https://github.com/PyCQA/flake8
+    rev: 6.1.0
     hooks:
       - id: flake8
         exclude: ^altgraph_tests/
@@ -23,19 +23,19 @@ repos:
         - flake8-mutable
         - flake8-todo
 
-  - repo: https://github.com/asottile/seed-isort-config
-    rev: v2.2.0
-    hooks:
-      - id: seed-isort-config
+#  - repo: https://github.com/asottile/seed-isort-config
+#    rev: v2.2.0
+#    hooks:
+#      - id: seed-isort-config
 
-  - repo: https://github.com/pre-commit/mirrors-isort
-    rev: v5.10.1
-    hooks:
-      - id: isort
-        additional_dependencies: [toml]
+#  - repo: https://github.com/pre-commit/mirrors-isort
+#    rev: v5.10.1
+#    hooks:
+#      - id: isort
+#        additional_dependencies: [toml]
 
   - repo: https://github.com/pre-commit/pre-commit-hooks
-    rev: v4.3.0
+    rev: v4.4.0
     hooks:
       - id: trailing-whitespace
       - id: end-of-file-fixer

README.rst

@@ -5,12 +5,6 @@ graphviz output.
 altgraph includes some additional usage of Python 2.6+ features and
 enhancements related to modulegraph and macholib.
 
-CI status
----------
-
-.. image:: https://github.com/ronaldoussoren/altgraph/workflows/Lint/badge.svg
-.. image:: https://github.com/ronaldoussoren/altgraph/workflows/Test/badge.svg
-
 Project links
 -------------
 

altgraph/Dot.py

@@ -286,7 +286,7 @@ def save_dot(self, file_name=None):
         """
 
         if not file_name:
-            warnings.warn(DeprecationWarning, "always pass a file_name")
+            warnings.warn(DeprecationWarning, "always pass a file_name", stacklevel=2)
             file_name = self.temp_dot
 
         with open(file_name, "w") as fp:
@@ -299,7 +299,7 @@ def save_img(self, file_name=None, file_type="gif", mode="dot"):
         """
 
         if not file_name:
-            warnings.warn(DeprecationWarning, "always pass a file_name")
+            warnings.warn(DeprecationWarning, "always pass a file_name", stacklevel=2)
             file_name = "out"
 
         if mode == "neato":

altgraph/GraphStat.py

@@ -34,7 +34,7 @@ def degree_dist(graph, limits=(0, 0), bin_num=10, mode="out"):
     return results
 
 
-_EPS = 1.0 / (2.0 ** 32)
+_EPS = 1.0 / (2.0**32)
 
 
 def _binning(values, limits=(0, 0), bin_num=10):

altgraph_tests/test_graphstat.py

@@ -37,7 +37,6 @@ def test_simple(self):
 
 class TestBinning(unittest.TestCase):
     def test_simple(self):
-
         # Binning [0, 100) into 10 bins
         a = list(range(100))
         out = GraphStat._binning(a, limits=(0, 100), bin_num=10)

doc/conf.py

@@ -50,8 +50,8 @@ def get_version():
 master_doc = "index"
 
 # General information about the project.
-project = u"altgraph"
-copyright = u"2010-2011, Ronald Oussoren, Bob Ippolito, 2004 Istvan Albert"
+project = "altgraph"
+copyright = "2010-2011, Ronald Oussoren, Bob Ippolito, 2004 Istvan Albert"
 
 # The version info for the project you're documenting, acts as replacement for
 # |version| and |release|, also used in various other places throughout the
@@ -185,7 +185,7 @@ def get_version():
 # Grouping the document tree into LaTeX files. List of tuples
 # (source start file, target name, title, author, documentclass [howto/manual]).
 latex_documents = [
-    ("index", "altgraph.tex", u"altgraph Documentation", u"Ronald Oussoren", "manual")
+    ("index", "altgraph.tex", "altgraph Documentation", "Ronald Oussoren", "manual")
 ]
 
 # The name of an image file (relative to this directory) to place at the top of

setup.cfg

@@ -1,6 +1,6 @@
 [x-metadata]
 name = altgraph
-version = 0.17.3
+version = 0.17.4
 description = Python graph (network) package
 long_description_file =
   README.rst
@@ -28,6 +28,7 @@ classifiers =
   Programming Language :: Python :: 3.9
   Programming Language :: Python :: 3.10
   Programming Language :: Python :: 3.11
+  Programming Language :: Python :: 3.12
   Topic :: Software Development :: Libraries :: Python Modules
   Topic :: Scientific/Engineering :: Mathematics
   Topic :: Scientific/Engineering :: Visualization

tox.ini

@@ -1,5 +1,5 @@
 [tox]
-envlist = isort,black,py27,py37,py38,py39,py310,py311,flake8,coverage-report
+envlist = py27,py37,py38,py39,py310,py311,py312,flake8,coverage-report
 
 [testenv]
 commands = {envbindir}/python -m coverage run --parallel setup.py test