Merge pull request #69 from mgedmin/py311

Add support for Python 3.11

.github/workflows/build.yml

@@ -25,6 +25,7 @@ jobs:
           - "3.8"
           - "3.9"
           - "3.10"
+          - "3.11"
 
     steps:
       - name: Install OS dependencies

CHANGES.rst

@@ -6,7 +6,7 @@ Changes
 3.5.1 (unreleased)
 ------------------
 
-- Add support for Python 3.9 and 3.10.
+- Add support for Python 3.9, 3.10, and 3.11.
 
 - Drop support for Python 3.6.
 

appveyor.yml

@@ -9,6 +9,7 @@ environment:
     - PYTHON: "C:\\Python38"
     - PYTHON: "C:\\Python39"
     - PYTHON: "C:\\Python310"
+    - PYTHON: "C:\\Python311"
 
 init:
   - "echo %PYTHON%"

docs/generator-sample.txt

@@ -43,7 +43,7 @@ Or we can examine just one of the reference chains leading straight to a module.
     >>> objgraph.show_chain(
     ...     objgraph.find_backref_chain(objgraph.by_type('Canary')[0],
     ...                                 objgraph.is_proper_module),
-    ...     filename='canary-chain.png')
+    ...     filename='canary-chain.png') # doctest: +NODES_VARY
     Graph written to ....dot (11 nodes)
     Image generated as canary-chain.png
 

docs/highlighting.txt

@@ -16,7 +16,7 @@ You can highlight some graph nodes.
     >>> objgraph.show_backrefs(a, max_depth=15,
     ...     extra_ignore=[id(locals())],
     ...     highlight=lambda x: isinstance(x, Node),
-    ...     filename='highlight.png')
+    ...     filename='highlight.png') # doctest: +NODES_VARY
     Graph written to ....dot (12 nodes)
     Image generated as highlight.png
 

docs/index.txt

@@ -111,7 +111,7 @@ you've any examples where that isn't true, I'd love to hear about them
     ...     objgraph.find_backref_chain(
     ...         random.choice(objgraph.by_type('MyBigFatObject')),
     ...         objgraph.is_proper_module),
-    ...     filename='chain.png')
+    ...     filename='chain.png') # doctest: +NODES_VARY
     Graph written to ...dot (13 nodes)
     Image generated as chain.png
 

objgraph.py

@@ -3,7 +3,7 @@
 
 You can find documentation online at https://mg.pov.lt/objgraph/
 
-Copyright (c) 2008-2017 Marius Gedminas <marius@pov.lt> and contributors
+Copyright (c) 2008-2022 Marius Gedminas <marius@pov.lt> and contributors
 
 Released under the MIT licence.
 """

setup.py

@@ -81,6 +81,7 @@ def build_images(doctests=()):
         'Programming Language :: Python :: 3.8',
         'Programming Language :: Python :: 3.9',
         'Programming Language :: Python :: 3.10',
+        'Programming Language :: Python :: 3.11',
     ],
     keywords='object graph visualization graphviz garbage collection',
     py_modules=['objgraph'],

tests.py

@@ -378,14 +378,13 @@ def doctest_get_new_ids_prints():
 
         >>> _ = objgraph.get_new_ids(limit=0)
         >>> _ = objgraph.get_new_ids(limit=0)
-        >>> a = [0, 1, 2]  # noqa
-        >>> b = [3, 4, 5]  # noqa
+        >>> a = [[] for n in range(10)]  # noqa
         >>> _ = objgraph.get_new_ids(limit=1)
         ... # doctest: +ELLIPSIS, +NORMALIZE_WHITESPACE
         ========================================================
         Type      Old_ids  Current_ids      New_ids Count_Deltas
         ========================================================
-        list          ...          ...          ...           +2
+        list          ...          ...          ...          +11
         ========================================================
 
     """
@@ -504,6 +503,17 @@ def a_method(self):
 
         self.assertEqual('a_method', objgraph._short_repr(MyClass.a_method))
 
+    def test_short_repr_frame(self):
+        frame = sys._getframe()
+        # we're calling _short_repr() 6 lines down from here
+        lineno = frame.f_lineno + 6
+        # Python >= 3.9 uses absolute filenames
+        expected = {
+            'tests.py:%d' % lineno,
+            '%s:%d' % (os.path.abspath('tests.py'), lineno),
+        }
+        self.assertIn(objgraph._short_repr(frame), expected)
+
     def test_gradient_empty(self):
         self.assertEqual((0.1, 0.2, 0.3),
                          objgraph._gradient((0.1, 0.2, 0.3),
@@ -514,6 +524,11 @@ def test_edge_label_frame_locals(self):
         self.assertEqual(' [label="f_locals",weight=10]',
                          objgraph._edge_label(frame, frame.f_locals))
 
+    def test_edge_label_frame_globals(self):
+        frame = sys._getframe()
+        self.assertEqual(' [label="f_globals",weight=10]',
+                         objgraph._edge_label(frame, frame.f_globals))
+
     @skipIf(sys.version_info[0] > 2, "Python 3 has no unbound methods")
     def test_edge_label_unbound_method(self):
         class MyClass(object):

tox.ini

@@ -1,5 +1,5 @@
 [tox]
-envlist = py27, py37, py38, py39, py310
+envlist = py27, py37, py38, py39, py310, py311
 
 [testenv]
 deps =