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36 lines
725 B
Python
36 lines
725 B
Python
# A with statement based timer.
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from __future__ import print_function
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from contextlib import contextmanager
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import timeit
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class Timer:
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"""
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A with statement based timer.
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Usage:
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t = Timer()
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with t:
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do_something()
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time = t.time
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"""
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def __enter__(self):
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self.start = timeit.default_timer()
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def __exit__(self, type, value, traceback):
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finish = timeit.default_timer()
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self.time = finish - self.start
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@contextmanager
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def print_time(*args):
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"""
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Measures and prints the time taken to execute nested code.
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args: Additional arguments to print.
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"""
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t = Timer()
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print(*args)
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with t:
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yield
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print(*args, end=' ')
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print('finished in {0:.2f} second(s)'.format(t.time))
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