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Adds Arper, cleans up other stuff.
[python_utils.git]
/
stopwatch.py
diff --git
a/stopwatch.py
b/stopwatch.py
index 1326cb1fec8ffb41db461f99aac59372ded655f1..cdd405b558213a9fb7c0ca38eec72ad41ba47a14 100644
(file)
--- a/
stopwatch.py
+++ b/
stopwatch.py
@@
-6,11
+6,15
@@
from typing import Callable
class Timer(object):
"""
class Timer(object):
"""
- with timer.Timer() as t:
- do_the_thing()
+ A stopwatch to time how long something takes (walltime).
- walltime = t()
- print(f'That took {walltime}s.')
+ e.g.
+
+ with timer.Timer() as t:
+ do_the_thing()
+
+ walltime = t()
+ print(f'That took {walltime} seconds.')
"""
def __init__(self) -> None:
"""
def __init__(self) -> None:
@@
-18,6
+22,9
@@
class Timer(object):
self.end = None
def __enter__(self) -> Callable[[], float]:
self.end = None
def __enter__(self) -> Callable[[], float]:
+ """Returns a functor that, when called, returns the walltime of the
+ operation in seconds.
+ """
self.start = time.perf_counter()
self.end = 0.0
return lambda: self.end - self.start
self.start = time.perf_counter()
self.end = 0.0
return lambda: self.end - self.start