breathe.py

#!/usr/bin/env python3
import time
import sys

repeats = 12

phases = [
    ('Inhale', 4),
    ('Hold', 2),
    ('Exhale', 6),
    ('Hold', 2)
]

print()

for cycle in range(repeats):
    for name, sec in phases:
        total_sec = sec
        while sec > 0:
            print("\33[2K  [cycle {:2}/{:2}]  \33[1;40m{:8}\33[0m[{:<{width}}]".format(
                cycle+1, repeats, name, '=' * sec, width=total_sec), end='\r', flush=True)
            sec -= 1
            time.sleep(1)

print("\n\nGood job! Have a relaxing day.")