pythontimer.py

import time
from tqdm.auto import tqdm
mins = 10 
with tqdm(desc="Break Timer", total=mins*60, bar_format="{l_bar}{bar} {elapsed_s:.0f}/{total} seconds") as pbar:
    start = time.time()
    now = time.time()
    prev_now = now
    while (now - start) < mins*60:
        pbar.update(now - prev_now)
        time.sleep(1)
        prev_now = now
        now = time.time()
    pbar.update(time.time() - prev_now)