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"""
This script was run to produce some of the screenshots on https://docs.dask.org/en/stable/dashboard.html
"""
from __future__ import annotations
import time
from dask import delayed
from dask.distributed import Client, wait
@delayed
def inc(x):
time.sleep(0.1)
return x + 1
@delayed
def double(x):
time.sleep(0.1)
return 2 * x
@delayed
def add(x, y):
time.sleep(0.1)
return x + y
if __name__ == "__main__":
with Client(n_workers=4, threads_per_worker=2, memory_limit="4 GiB") as client:
while True:
data = list(range(1000))
output = []
for x in data:
a = inc(x)
b = double(x)
c = add(a, b)
output.append(c)
total = delayed(sum)(output)
total = total.persist()
wait(total)
time.sleep(5)
del total
time.sleep(2)
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