Unconditionally prefer the Python coded versions of TaskQueue, Task

Author: jepler

asyncio/core.py

@@ -18,11 +18,8 @@
 from adafruit_ticks import ticks_ms as ticks, ticks_diff, ticks_add
 import sys, select, traceback
 
-# Import TaskQueue and Task, preferring built-in C code over Python code
-try:
-    from _asyncio import TaskQueue, Task
-except:
-    from .task import TaskQueue, Task
+# Import TaskQueue and Task, unconditionally preferring Python code
+from .task import TaskQueue, Task
 
 
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