python

TensorFlow Variable Not Initialized

tensorflow\.python\.framework\.errors_impl\.FailedPreconditionError:.*not initialized

Fixes

1.Call tf.compat.v1.global_variables_initializer() in TF1 code
2.Use tf.Variable with initial_value in TF2
3.Ensure checkpoint restore happens before variable access

tensorflowvariableinit

Related Errors

Asyncio event loop already running

RuntimeError: This event loop is already running

•Use nest_asyncio.apply() to allow nested event loops
•Use asyncio.run_coroutine_threadsafe() instead of asyncio.run()

Coroutine never awaited

RuntimeWarning: coroutine '.*' was never awaited

•Add 'await' before the coroutine call
•Use asyncio.create_task() to schedule the coroutine

Asyncio task was cancelled

asyncio\.CancelledError

•Handle CancelledError in try/except within the task
•Use asyncio.shield() to protect critical sections from cancellation