Files
bugsink/performance/some_script.py
2023-12-18 22:52:22 +01:00

34 lines
926 B
Python

import time
from bugsink.period_counter import _prev_tup
# this file is the beginning of an approach to getting a handle on performance.
class passed_time(object):
def __enter__(self):
self.t0 = time.time()
return self
def __exit__(self, type, value, traceback):
self.elapsed = (time.time() - self.t0) * 1_000 # miliseconds is a good unit for timeing things
def print_thoughts_about_prev_tup():
v = (2020, 1, 1, 10, 10)
with passed_time() as t:
for i in range(1_000):
v = _prev_tup(v)
print(f"""1_000 iterations of _prev_tup in {t.elapsed:.3f}ms. The main thing we care about is not this little
private helper though, but PeriodCounter.inc(). Let's test that next.
On testing: I noticed variations of a factor 2 even running these tests only a couple of times. For now I picked the
slow results for a check in.
""")
print_thoughts_about_prev_tup()