python

Pydantic required field missing from input

pydantic.*ValidationError.*Field required

Fixes

1.Provide the required field in input data
2.Add default value or Optional annotation to make field optional
3.Use Field(default=None) or Field(default_factory=list) for defaults

pydanticvalidationrequired

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