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"""
Source url: https://github.com/OPHoperHPO/image-background-remove-tool
Author: Nikita Selin (OPHoperHPO)[https://github.com/OPHoperHPO].
License: Apache License 2.0
"""
from concurrent.futures import ThreadPoolExecutor
from typing import Any, Iterable
def thread_pool_processing(func: Any, data: Iterable, workers=18):
"""
Passes all iterator data through the given function
Args:
workers: Count of workers.
func: function to pass data through
data: input iterator
Returns:
function return list
"""
with ThreadPoolExecutor(workers) as p:
return list(p.map(func, data))
def batch_generator(iterable, n=1):
"""
Splits any iterable into n-size packets
Args:
iterable: iterator
n: size of packets
Returns:
new n-size packet
"""
it = len(iterable)
for ndx in range(0, it, n):
yield iterable[ndx : min(ndx + n, it)]
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