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import time
from typing import Any
from django_tasks import TaskContext, task
@task()
def noop_task(*args: Any, **kwargs: Any) -> None:
return None
@task
def noop_task_from_bare_decorator(*args: Any, **kwargs: Any) -> None:
return None
@task()
async def noop_task_async(*args: Any, **kwargs: Any) -> None:
return None
@task()
def calculate_meaning_of_life() -> int:
return 42
@task()
def failing_task_value_error() -> None:
raise ValueError("This task failed due to ValueError")
@task()
def failing_task_system_exit() -> None:
raise SystemExit("This task failed due to SystemExit")
@task()
def failing_task_keyboard_interrupt() -> None:
raise KeyboardInterrupt("This task failed due to KeyboardInterrupt")
@task()
def complex_exception() -> None:
raise ValueError(ValueError("This task failed"))
@task()
def complex_return_value() -> Any:
# Return something which isn't JSON serializable nor picklable
return lambda: True
@task()
def exit_task() -> None:
exit(1)
@task()
def hang() -> None:
"""
Do nothing for 5 minutes
"""
time.sleep(300)
@task()
def sleep_for(seconds: float) -> None:
time.sleep(seconds)
@task(takes_context=True)
def get_task_id(context: TaskContext) -> str:
return context.task_result.id
@task(takes_context=True)
def test_context(context: TaskContext, attempt: int) -> None:
assert isinstance(context, TaskContext)
assert context.attempt == attempt
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