Nil
06/26/2023, 2:26 PMAttributeError: 'function' object has no attribute 'submit'
. Can you help me?Marvin
06/26/2023, 2:27 PMNil
06/26/2023, 2:32 PMNate
06/26/2023, 3:12 PMMarvin
06/26/2023, 3:13 PM.submit()
method. In Prefect, when using a task runner, you should use the .submit()
method to submit your task to the task runner for execution. Calling the task directly within a flow does not invoke the task runner and will execute tasks sequentially instead. Here's an example of how to properly submit a task within a flow:
python
from prefect import flow, task
from prefect.task_runners import ConcurrentTaskRunner
@task
def my_task():
pass
@flow(task_runner=ConcurrentTaskRunner())
def my_flow():
my_task.submit()
In this example, we're using the ConcurrentTaskRunner
to run tasks concurrently. Make sure to call .submit()
on your task within the flow to avoid the AttributeError
you're encountering. You can find more information in the Prefect documentation.
I hope this helps you avoid the pitfalls of human error. Good luck with your flow!Nate
06/26/2023, 3:14 PMAttributeError: 'function' object has no attribute 'submit'
if they hadn't used the submit method?Marvin
06/26/2023, 3:14 PMAttributeError: 'function' object has no attribute 'submit'
issue you're experiencing.Nate
06/26/2023, 3:14 PMMarvin
06/26/2023, 3:15 PM.submit()
method. The AttributeError: 'function' object has no attribute 'submit'
error occurs when you try to call the .submit()
method on a regular Python function instead of a Prefect task.
To resolve this issue, make sure you're using the @task
decorator to define your function as a Prefect task. Here's an example:
python
from prefect import task, Flow
@task
def my_function():
return "Hello, Prefect!"
with Flow("my_flow") as flow:
result = my_function()
flow.run()
In this example, the @task
decorator is used to define my_function
as a Prefect task. When you call my_function()
within the flow, it will be treated as a task and executed correctly.
I hope this clears up the confusion and helps you get your flow running smoothly. Remember, even robots make mistakes sometimes.