Linter + CI rules for testing

Author: jsbueno

.github/workflows/python-app.yml

@@ -0,0 +1,44 @@
+# This workflow will install Python dependencies, run tests and lint with a single version of Python
+# For more information see: https://docs.github.com/en/actions/automating-builds-and-tests/building-and-testing-python
+
+name: Python application
+
+on:
+  push:
+    branches: [ "main" ]
+  pull_request:
+    branches: [ "main" ]
+
+permissions:
+  contents: read
+
+jobs:
+  build:
+
+    runs-on: ubuntu-latest
+    strategy:
+      fail-fast: false
+      matrix:
+        python-version: ["3.12", "3.13", "3.14"]
+
+    steps:
+    - uses: actions/checkout@v4
+    - name: Set up Python ${{ matrix.python-version }}
+      uses: actions/setup-python@v5
+      with:
+        python-version: ${{ matrix.python-version }}
+        allow-prereleases: true
+    - name: Install dependencies
+      run: |
+        python -m pip install --upgrade pip
+        pip install flake8
+        pip install .[dev]
+    - name: Lint with flake8
+      run: |
+        # stop the build if there are Python syntax errors or undefined names
+        flake8 . --count --select=E9,F63,F7,F82 --show-source --statistics
+        # exit-zero treats all errors as warnings. The GitHub editor is 127 chars wide
+        # flake8 extraasync --count --exit-zero --max-complexity=15 --max-line-length=200 --statistics
+    - name: Test with pytest
+      run: |
+        pytest -v

extraasync/async_hooks.py

@@ -99,7 +99,7 @@ def run_forever(self):
 if not hasattr(asyncio.BaseEventLoop, "_run_forever_cleanup"):
 
     warnings.warn(
-        f"asyncio.BaseEventLoop no longer implements  '_run_forever_cleanup', This means the  "
+        "asyncio.BaseEventLoop no longer implements  '_run_forever_cleanup', This means the  "
         "'at_loop_stop_callback' function will fail! Please, add an issue to the project reporting this at "
         "https://github.com/jsbueno/extraasync"
     )

extraasync/sync_async_bridge.py

@@ -18,7 +18,7 @@
 
 logger = logging.getLogger(__name__)
 #############################
-### debugging logger boilerplate
+# debugging logger boilerplate
 
 if os.environ.get("EXTRAASYNC_DEBUG"):
 
@@ -85,7 +85,8 @@ def sync_to_async(
     this will allow the nested call to
     happen in the context of that original loop. This enables the creation of
     a single code path to both async and asynchronous contexts. In other words,
-    and async function which calls a synchronous function by awaiting the "async_to_sync" counterpart to this function can have the synchronous function call back
+    and async function which calls a synchronous function by awaiting the
+    "async_to_sync" counterpart to this function can have the synchronous function call back
     asynchronous contexts using this call. This is the so called "bridge mode" [WIP]
     """
 
@@ -117,7 +118,7 @@ def do_it():
         logger.debug(
             "Creating task in %s from %s",
             loop,
-            thread_name := threading.current_thread().name,
+            threading.current_thread().name,
         )
         try:
             task = loop.create_task(coro, context=sync_thread_context_copy)
@@ -214,7 +215,7 @@ def close_threads(self):
 
     def __repr__(self):
         running = bool(self.running.get())
-        return f"<_ThreadPool with {len(self.all)} threads - with {len(self.all) - len(self.idle)} threads in use>"
+        return f"<_ThreadPool with {len(self.all)} threads - with {len(self.all) - len(self.idle)} threads in use {running =}>"
 
 
 def _in_context_sync_worker(sync_task: _SyncTask):

extraasync/taskgroup.py

@@ -1,7 +1,7 @@
 from asyncio import TaskGroup
 
 # Idea originally developed for an answer on StackOverflow
-# at: https://stackoverflow.com/questions/75250788/how-to-prevent-python3-11-taskgroup-from-canceling-all-the-tasks/75261668#75261668
+# at: https://stackoverflow.com/questions/75250788/how-to-prevent-python3-11-taskgroup-from-canceling-all-the-tasks/75261668#75261668  #noQA
 
 # The class in this project provided under LGPL-V3
 
@@ -10,11 +10,11 @@
     import warnings
 
     warnings.warn(
-        f"asyncio.TaskGroup no longer implements  '_abort', This means the ExtraTaskGroup "
+        "asyncio.TaskGroup no longer implements  '_abort', This means the ExtraTaskGroup "
         "class will fail! Please, add an issue to the project reporting this at "
         "https://github.com/jsbueno/extraasync"
     )
 
 
 class ExtraTaskGroup(TaskGroup):
-    _abort = lambda self: None
+    _abort = lambda self: None  # noQA