mirror of
https://github.com/fmtlib/fmt.git
synced 2024-11-05 02:27:45 +00:00
36 lines
725 B
Python
36 lines
725 B
Python
|
# A with statement based timer.
|
||
|
|
|
||
|
|
from __future__ import print_function
|
||
|
|
from contextlib import contextmanager
|
||
|
|
import timeit
|
||
|
|
|
||
|
|
class Timer:
|
||
|
|
"""
|
||
|
|
A with statement based timer.
|
||
|
|
Usage:
|
||
|
|
t = Timer()
|
||
|
|
with t:
|
||
|
|
do_something()
|
||
|
|
time = t.time
|
||
|
|
"""
|
||
|
|
|
||
|
|
def __enter__(self):
|
||
|
|
self.start = timeit.default_timer()
|
||
|
|
|
||
|
|
def __exit__(self, type, value, traceback):
|
||
|
|
finish = timeit.default_timer()
|
||
|
|
self.time = finish - self.start
|
||
|
|
|
||
|
|
@contextmanager
|
||
|
|
def print_time(*args):
|
||
|
|
"""
|
||
|
|
Measures and prints the time taken to execute nested code.
|
||
|
|
args: Additional arguments to print.
|
||
|
|
"""
|
||
|
|
t = Timer()
|
||
|
|
print(*args)
|
||
|
|
with t:
|
||
|
|
yield
|
||
|
|
print(*args, end=' ')
|
||
|
|
print('finished in {0:.2f} second(s)'.format(t.time))
|