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prefect.server.services.task_run_recorder

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Functions

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task_run_from_event 

task_run_from_event(event: ReceivedEvent) -> TaskRun

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record_task_run_event 

record_task_run_event(event: ReceivedEvent, depth: int = 0) -> None

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record_lost_follower_task_run_events 

record_lost_follower_task_run_events() -> None

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periodically_process_followers 

periodically_process_followers(periodic_granularity: timedelta) -> NoReturn
Periodically process followers that are waiting on a leader event that never arrived

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consumer 

consumer() -> AsyncGenerator[MessageHandler, None]

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Classes

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TaskRunRecorder

Constructs task runs and states from client-emitted events Methods:

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all_services 

all_services(cls) -> Sequence[type[Self]]
Get list of all service classes

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enabled 

enabled(cls) -> bool
Whether the service is enabled

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enabled_services 

enabled_services(cls) -> list[type[Self]]
Get list of enabled service classes

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environment_variable_name 

environment_variable_name(cls) -> str

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run_services 

run_services(cls) -> NoReturn
Run enabled services until cancelled.

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running 

running(cls) -> AsyncGenerator[None, None]
A context manager that runs enabled services on entry and stops them on exit.

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service_settings 

service_settings(cls) -> ServicesBaseSetting

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service_settings 

service_settings(cls) -> ServicesBaseSetting
The Prefect setting that controls whether the service is enabled

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start 

start(self) -> NoReturn

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start 

start(self) -> NoReturn
Start running the service, which may run indefinitely

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started_event 

started_event(self) -> asyncio.Event

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started_event 

started_event(self, value: asyncio.Event) -> None

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stop 

stop(self) -> None

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stop 

stop(self) -> None
Stop the service