def test_a_while_ago():
dt = time.mktime(time.gmtime())
then = a_while_ago(seconds=10)
t = time.mktime(str_to_time(then))
delta = dt - t # slightly less than 10
assert 9 <= delta <= 10
def test_a_while_ago():
dt = time.mktime(time.gmtime())
then = a_while_ago(seconds=10)
t = time.mktime(str_to_time(then))
delta = dt - t # slightly less than 10
assert delta == 10