Add support for Python 3.12 and drop 3.7 (#1297)

.github/workflows/tests.yml

@@ -1,18 +1,12 @@
 name: build
-on:
-  push:
-    branches:
-      - main
-  pull_request:
-    branches:
-      - main
+on: [push, pull_request, workflow_dispatch]
 jobs:
   lint:
     name: lint
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v3
-      - uses: actions/setup-python@v3
+      - uses: actions/checkout@v4
+      - uses: actions/setup-python@v5
       - run: python -m pip install --upgrade pip wheel
       - run: pip install tox tox-gh-actions
       - run: tox -eflake8
@@ -21,17 +15,17 @@ jobs:
     name: tests
     strategy:
       matrix:
-        os: [ubuntu-latest, macos-latest, windows-latest]
-        python: ['3.7', '3.8', '3.9', '3.10', '3.11', 'pypy-3.9']
+        os: [windows-latest, macos-latest, ubuntu-latest]
+        python: ['pypy-3.10', '3.8', '3.9', '3.10', '3.11', '3.12']
         exclude:
           # pypy3 currently fails to run on Windows
           - os: windows-latest
-            python: pypy-3.9
+            python: pypy-3.10
       fail-fast: false
     runs-on: ${{ matrix.os }}
     steps:
-      - uses: actions/checkout@v3
-      - uses: actions/setup-python@v3
+      - uses: actions/checkout@v4
+      - uses: actions/setup-python@v5
         with:
           python-version: ${{ matrix.python }}
       - run: python -m pip install --upgrade pip wheel
@@ -41,8 +35,8 @@ jobs:
     name: coverage
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v3
-      - uses: actions/setup-python@v3
+      - uses: actions/checkout@v4
+      - uses: actions/setup-python@v5
       - run: python -m pip install --upgrade pip wheel
       - run: pip install tox tox-gh-actions
       - run: tox

.readthedocs.yaml

@@ -3,7 +3,7 @@ version: 2
 build:
   os: ubuntu-22.04
   tools:
-    python: "3.11"
+    python: "3"
 
 sphinx:
   configuration: docs/conf.py

pyproject.toml

@@ -12,7 +12,7 @@ classifiers = [
     "License :: OSI Approved :: MIT License",
     "Operating System :: OS Independent",
 ]
-requires-python = ">=3.6"
+requires-python = ">=3.8"
 dependencies = [
     "bidict >= 0.21.0",
     "python-engineio >= 4.8.0",

src/socketio/tornado.py

@@ -1,10 +1,8 @@
-import sys
-if sys.version_info >= (3, 5):
-    try:
-        from engineio.async_drivers.tornado import get_tornado_handler as \
-            get_engineio_handler
-    except ImportError:  # pragma: no cover
-        get_engineio_handler = None
+try:
+    from engineio.async_drivers.tornado import get_tornado_handler as \
+        get_engineio_handler
+except ImportError:  # pragma: no cover
+    get_engineio_handler = None
 
 
 def get_tornado_handler(socketio_server):  # pragma: no cover

tests/async/test_client.py

@@ -1,5 +1,4 @@
 import asyncio
-import sys
 import unittest
 from unittest import mock
 
@@ -13,7 +12,6 @@ from socketio import packet
 from .helpers import AsyncMock, _run
 
 
-@unittest.skipIf(sys.version_info < (3, 5), 'only for Python 3.5+')
 class TestAsyncClient(unittest.TestCase):
     def test_is_asyncio_based(self):
         c = async_client.AsyncClient()

tests/async/test_manager.py

@@ -1,4 +1,3 @@
-import sys
 import unittest
 from unittest import mock
 
@@ -7,7 +6,6 @@ from socketio import packet
 from .helpers import AsyncMock, _run
 
 
-@unittest.skipIf(sys.version_info < (3, 5), 'only for Python 3.5+')
 class TestAsyncManager(unittest.TestCase):
     def setUp(self):
         id = 0

tests/async/test_pubsub_manager.py

@@ -1,6 +1,5 @@
 import asyncio
 import functools
-import sys
 import unittest
 from unittest import mock
 
@@ -12,7 +11,6 @@ from socketio import packet
 from .helpers import AsyncMock, _run
 
 
-@unittest.skipIf(sys.version_info < (3, 5), 'only for Python 3.5+')
 class TestAsyncPubSubManager(unittest.TestCase):
     def setUp(self):
         id = 0

tests/async/test_server.py

@@ -1,6 +1,5 @@
 import asyncio
 import logging
-import sys
 import unittest
 from unittest import mock
 
@@ -16,7 +15,6 @@ from socketio import packet
 from .helpers import AsyncMock, _run
 
 
-@unittest.skipIf(sys.version_info < (3, 5), 'only for Python 3.5+')
 @mock.patch('socketio.server.engineio.AsyncServer', **{
     'return_value.generate_id.side_effect': [str(i) for i in range(1, 10)],
     'return_value.send_packet': AsyncMock()})

tests/common/test_client.py

@@ -1,5 +1,4 @@
 import logging
-import sys
 import unittest
 from unittest import mock
 
@@ -155,7 +154,6 @@ class TestClient(unittest.TestCase):
         with pytest.raises(ValueError):
             c.register_namespace(n)
 
-    @unittest.skipIf(sys.version_info < (3, 0), 'only for Python 3')
     def test_namespace_handler_wrong_async(self):
         class MyNamespace(async_namespace.AsyncClientNamespace):
             pass

tox.ini

@@ -1,14 +1,14 @@
 [tox]
-envlist=flake8,py37,py38,py39,py310,py311,pypy3,docs
+envlist=flake8,py{38,39,310,311,312,py3},docs
 skip_missing_interpreters=True
 
 [gh-actions]
 python =
-    3.7: py37
     3.8: py38
     3.9: py39
     3.10: py310
     3.11: py311
+    3.12: py312
     pypy-3: pypy3
 
 [testenv]