Progress bar for Python Downloads

download_progress_bar.py

import os, sys, tqdm, requests

URL = "https://file-examples.com/wp-content/uploads/2017/11/file_example_MP3_700KB.mp3"

r = requests.get(URL, stream=True)

# tqdm Progress Bar Magic
total_size = int(r.headers.get('content-length',0))
block_size = 1024
t=tqdm(total=total_size, unit='iB', unit_scale=True)
with open('file_example.mp3', 'wb') as f:
    for data in r.iter_content(block_size):
        t.update(len(data))
        f.write(data)
t.close()

#move cursor up one line
sys.stdout.write('\x1b[1A')

#now delete the output i.e in our case the 100% Progress bar
sys.stdout.write('\x1b[2K')

# Just in case the file is not online
if total_size != 0 and t.n != total_size:
    print("ERROR, something went wrong")