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Kirill Smelkov
cpython
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333518e0
Commit
333518e0
authored
Apr 21, 2015
by
Andrew Kuchling
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#15183: clarify timeit documentation to say that setup statement isn't timed
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Doc/library/timeit.rst
Doc/library/timeit.rst
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Lib/timeit.py
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Doc/library/timeit.rst
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@@ -94,6 +94,8 @@ The module defines three convenience functions and a public class:
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@@ -94,6 +94,8 @@ The module defines three convenience functions and a public class:
method. The :meth:`.repeat` method is a convenience to call :meth:`.timeit`
method. The :meth:`.repeat` method is a convenience to call :meth:`.timeit`
multiple times and return a list of results.
multiple times and return a list of results.
The execution time of *setup* is excluded from the overall timed execution run.
The *stmt* and *setup* parameters can also take objects that are callable
The *stmt* and *setup* parameters can also take objects that are callable
without arguments. This will embed calls to them in a timer function that
without arguments. This will embed calls to them in a timer function that
will then be executed by :meth:`.timeit`. Note that the timing overhead is a
will then be executed by :meth:`.timeit`. Note that the timing overhead is a
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Lib/timeit.py
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@@ -14,7 +14,8 @@ Command line usage:
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@@ -14,7 +14,8 @@ Command line usage:
Options:
Options:
-n/--number N: how many times to execute 'statement' (default: see below)
-n/--number N: how many times to execute 'statement' (default: see below)
-r/--repeat N: how many times to repeat the timer (default 3)
-r/--repeat N: how many times to repeat the timer (default 3)
-s/--setup S: statement to be executed once initially (default 'pass')
-s/--setup S: statement to be executed once initially (default 'pass').
Execution time of this setup statement is NOT timed.
-p/--process: use time.process_time() (default is time.perf_counter())
-p/--process: use time.process_time() (default is time.perf_counter())
-t/--time: use time.time() (deprecated)
-t/--time: use time.time() (deprecated)
-c/--clock: use time.clock() (deprecated)
-c/--clock: use time.clock() (deprecated)
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