Add Python 3.10 support

.github/workflows/ci.yml

@@ -28,7 +28,7 @@ jobs:
     strategy:
       matrix:
         os: [ubuntu-latest, macos-latest]
-        python-version: ["3.6", "3.7", "3.8", "3.9", "pypy-3.7"]
+        python-version: ["3.6", "3.7", "3.8", "3.9", "3.10", "pypy-3.8"]
 
     runs-on: ${{ matrix.os }}
     steps:

docs/index.rst

@@ -355,6 +355,8 @@ Release Notes
 
 (unreleased)
 
+* Add ``Python 3.10`` support.
+
 * Drop ``Python 2.7`` support. It's dead for more than a year anyway. Those who
   want to use picobox with ``Python 2`` should stick with ``2.x`` branch.
 
@@ -367,6 +369,7 @@ Release Notes
 * Make some parameters keyword-only: ``factory`` and ``scope`` in ``Box.put()``,
   ``as_`` in ``Box.pass_()`` and ``chain`` in ``picobox.push()``.
 
+
 2.2.0
 `````
 

setup.py

@@ -39,6 +39,7 @@
         "Programming Language :: Python :: 3.7",
         "Programming Language :: Python :: 3.8",
         "Programming Language :: Python :: 3.9",
+        "Programming Language :: Python :: 3.10",
         "Programming Language :: Python :: Implementation :: CPython",
         "Programming Language :: Python :: Implementation :: PyPy",
         "Topic :: Software Development :: Libraries",

tests/test_box.py

@@ -3,6 +3,7 @@
 import collections
 import inspect
 import itertools
+import sys
 import traceback
 
 import picobox
@@ -402,7 +403,11 @@ def fn(a, b):
     with pytest.raises(TypeError) as excinfo:
         fn(1, 2)
 
-    assert str(excinfo.value) == "fn() got an unexpected keyword argument 'd'"
+    expected = "fn() got an unexpected keyword argument 'd'"
+    if sys.version_info >= (3, 10):
+        expected = f"test_box_pass_unexpected_argument.<locals>.{expected}"
+
+    assert str(excinfo.value) == expected
 
 
 def test_box_pass_keyerror(boxclass):

tests/test_stack.py

@@ -1,6 +1,7 @@
 """Test picobox's stack interface."""
 
 import itertools
+import sys
 import traceback
 
 import picobox
@@ -472,7 +473,11 @@ def fn(a, b):
         with pytest.raises(TypeError) as excinfo:
             fn(1, 2)
 
-    assert str(excinfo.value) == "fn() got an unexpected keyword argument 'd'"
+    expected = "fn() got an unexpected keyword argument 'd'"
+    if sys.version_info >= (3, 10):
+        expected = f"test_box_pass_unexpected_argument.<locals>.{expected}"
+
+    assert str(excinfo.value) == expected
 
 
 def test_box_pass_keyerror(boxclass, teststack):