Before running any downloaded Kaamraj file:

The Architect of Modern Tamil Nadu: A Study of K. Kamaraj’s Leadership and Reforms 1. Introduction

For larger files (videos, ISOs, ZIPs), a download manager makes a huge difference:

with ThreadPoolExecutor(max_workers=num_chunks) as executor: futures = [executor.submit(download_chunk, url, ranges[i], temp_files[i]) for i in range(num_chunks)] for future in as_completed(futures): future.result()