mirror of
https://github.com/hatchet-dev/hatchet.git
synced 2026-05-05 00:59:41 -05:00
Gabe Ruttner
8e80faf2d6
* api changes * doc changes * move docs * generated * generate * pkg * backmerge main * revert to main * revert main * race? * remove go tests
52 lines
971 B
Python
52 lines
971 B
Python
import time
|
|
|
|
from pydantic import BaseModel
|
|
|
|
from hatchet_sdk import (
|
|
ConcurrencyExpression,
|
|
ConcurrencyLimitStrategy,
|
|
Context,
|
|
Hatchet,
|
|
)
|
|
|
|
hatchet = Hatchet(debug=True)
|
|
|
|
|
|
# > Concurrency Strategy With Key
|
|
class WorkflowInput(BaseModel):
|
|
group: str
|
|
|
|
|
|
concurrency_limit_rr_workflow = hatchet.workflow(
|
|
name="ConcurrencyDemoWorkflowRR",
|
|
concurrency=ConcurrencyExpression(
|
|
expression="input.group",
|
|
max_runs=1,
|
|
limit_strategy=ConcurrencyLimitStrategy.GROUP_ROUND_ROBIN,
|
|
),
|
|
input_validator=WorkflowInput,
|
|
)
|
|
# !!
|
|
|
|
|
|
@concurrency_limit_rr_workflow.task()
|
|
def step1(input: WorkflowInput, ctx: Context) -> None:
|
|
print("starting step1")
|
|
time.sleep(2)
|
|
print("finished step1")
|
|
pass
|
|
|
|
|
|
def main() -> None:
|
|
worker = hatchet.worker(
|
|
"concurrency-demo-worker-rr",
|
|
slots=10,
|
|
workflows=[concurrency_limit_rr_workflow],
|
|
)
|
|
|
|
worker.start()
|
|
|
|
|
|
if __name__ == "__main__":
|
|
main()
|