Arsenii
12/23/2019, 5:00 AMprefect[all-extras]
and dask[complete]
Traceback (most recent call last):
File "/usr/local/bin/prefect", line 5, in <module>
from prefect.cli import cli
File "/usr/local/lib/python3.7/site-packages/prefect/__init__.py", line 8, in <module>
import prefect.triggers
File "/usr/local/lib/python3.7/site-packages/prefect/triggers.py", line 48, in <module>
from prefect.engine import signals, state
File "/usr/local/lib/python3.7/site-packages/prefect/engine/__init__.py", line 3, in <module>
import prefect.engine.executors
File "/usr/local/lib/python3.7/site-packages/prefect/engine/executors/__init__.py", line 30, in <module>
from prefect.engine.executors.dask import DaskExecutor, LocalDaskExecutor
File "/usr/local/lib/python3.7/site-packages/prefect/engine/executors/dask.py", line 10, in <module>
from distributed import Client, Future, fire_and_forget, worker_client
File "/usr/local/lib/python3.7/site-packages/distributed/__init__.py", line 3, in <module>
from .actor import Actor, ActorFuture
File "/usr/local/lib/python3.7/site-packages/distributed/actor.py", line 7, in <module>
from .client import Future, default_client
File "/usr/local/lib/python3.7/site-packages/distributed/client.py", line 69, in <module>
from .worker import dumps_task, get_client, get_worker, secede
File "/usr/local/lib/python3.7/site-packages/distributed/worker.py", line 22, in <module>
from dask.system import CPU_COUNT
ModuleNotFoundError: No module named 'dask.system'
pip install -U dask
🙂
I didn't pay attention to the ERROR: distributed 2.9.0 has requirement dask>=2.7.0, but you'll have dask 2.5.2 which is incompatible.
during install