prefect-supporter 1.0.4

Prefect Supporter

prefect_supporter

prefect_supporter provide services to supporter to manage Prefect

Usage

1. Delete flow run history in Database. It also deletes task run
   • create your deployment
     • example

       
       from datetime import datetime, timedelta
     
       from prefect.settings import PREFECT_API_URL
       from prefect.deployments import Deployment
       from prefect.server.schemas.schedules import CronSchedule
       from prefect.server.schemas.states import StateType
       from prefect_supporter.flow import clear_db_history
       from prefect_supporter.flow.clear_db_history import clear_db_history_flow
       from prefect_supporter.model.clearing_db import FlowRunClearing
       
       Deployment.build_from_flow(
           flow=clear_db_history_flow,
           name="clear_db_history_deployment",
           schedule=CronSchedule(cron="0 * * * *", ),
           work_queue_name="default",
           tags=["prefect-management"],
           entrypoint=f"{clear_db_history.__file__}:clear_db_history_flow",
           parameters={
               "frc": FlowRunClearing(
                   api_url=PREFECT_API_URL.value(),
                   state_list=[StateType.COMPLETED],
                   before_dt=(datetime.now() - timedelta(days=7)),
                   after_dt=datetime(year=1970, month=1, day=1, hour=0, minute=0)
               )
           },
           apply=True
       )
     

• Parameter
  • FlowRunClearing model
    • api_url : your prefect api address, ex) http://localhost:4200/api
    • state_list: state list to delete ex) "COMPLETED", "FAILED"
    • before_dt : time range to delete data to be started
    • after_dt : time range to delete data to be ended