test: fix task name for Python 3.13.3/3.14 (#662)

* also fixed CI not to use Cython 3.1beta, which is breaking many uvloop tests

---------

Co-authored-by: Fantix King <fantix.king@gmail.com>

Author: cjwatson

.github/workflows/tests.yml

@@ -57,8 +57,6 @@ jobs:
 
     - name: Install Python Deps
       if: steps.release.outputs.version == 0
-      env:
-        PIP_PRE: ${{ matrix.python-version == '3.13' && '1' || '0' }}
       run: |
         pip install -e .[test,dev]
 

tests/test_base.py

@@ -576,9 +576,14 @@ def get_name(self):
         async def coro():
             pass
 
-        factory = lambda loop, coro, **kwargs: MyTask(
-            coro, loop=loop, **kwargs
-        )
+        def factory(loop, coro, **kwargs):
+            task = MyTask(coro, loop=loop, **kwargs)
+            # Python moved the responsibility to set the name to the Task
+            # class constructor, so MyTask.set_name is never called by
+            # Python's create_task.  Compensate for that here.
+            if self.is_asyncio_loop() and "name" in kwargs:
+                task.set_name(kwargs["name"])
+            return task
 
         self.assertIsNone(self.loop.get_task_factory())
         task = self.loop.create_task(coro(), name="mytask")