06_tenacity-backoff(always_fail).py

import tenacity
import random
import time

start_time = time.time()

def do_something():
    if random.randint(0, 0) == 0:
        print("Failure")
        raise RuntimeError
    print("Success")


@tenacity.retry(
    wait=tenacity.wait_exponential(multiplier=0.5, max=30, exp_base=2),
)


def do_something_and_retry():
    
    global start_time
    
    elapsed_time = time.time() - start_time
    print(time.strftime("-- Elapsed time: %S seconds", time.gmtime(elapsed_time)))
    start_time = time.time()

    do_something()

do_something_and_retry()