diabetic-retinopathy-detection / src /concurrent_task_executor.py
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Add concurrent_task_executor function for executing tasks concurrently
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import concurrent.futures
from typing import Any, Callable, List
from tqdm import tqdm
def concurrent_task_executor(task: Callable[[Any], None], data_list: List[Any], max_workers: int = 32, description: str = None) -> None:
"""
Execute tasks concurrently on a list of data objects using ThreadPoolExecutor.
Args:
task (Callable): The function to apply to each data object.
data_list (List): The list of data objects.
max_workers (int): The maximum number of worker threads (default is 32).
description (str, optional): Description for the progress bar.
Raises:
ValueError: If data_list is empty.
Example:
>>> def process_data(data):
>>> # Process data here
>>> pass
>>> data_list = [1, 2, 3, 4, 5]
>>> concurrent_task_executor(process_data, data_list, max_workers=8, description="Processing data")
"""
if not data_list:
raise ValueError("Data list is empty. No tasks to execute.")
with concurrent.futures.ThreadPoolExecutor(max_workers=max_workers) as executor:
# Submit tasks to the executor
futures = [executor.submit(task, data) for data in data_list]
# Create progress bar
with tqdm(total=len(data_list), desc=description) as pbar:
# Wait for all tasks to complete
for future in concurrent.futures.as_completed(futures):
pbar.update(1) # Update progress bar
# Clear the data_list after all tasks are completed
data_list.clear()