timeit Questions
3
Solved
I am trying to calculate the timings of my python code but I keep getting:
TypeError - 'module' is not callable
import timeit
timeit.timeit('"-".join(str(n) for n in range(100))', number=10000...
6
Solved
I always read the code to calculate the time like this way:
%timeit function()
What does "%" mean here?
I think, the "%" is always used to replace something in a string, like %...
Watt asked 26/3, 2015 at 14:2
3
I can not understand the difference between number and repeat in timeit library, so would you kindly tell me what is the difference between them?
10
Solved
Im running several machine learning algorithms with sklearn in a for loop and want to see how long each of them takes. The problem is I also need to return a value and DONT want to have to run it m...
Iodometry asked 17/7, 2014 at 19:47
0
I was looking for a solution for timing code execution.
Of course, I found all sorts of solutions mostly suggesting the use of timeit module - which is pretty cool - or just using the time module. ...
Westbound asked 22/11, 2023 at 23:29
6
Solved
I noticed that if I iterate over a file that I opened, it is much faster to iterate over it without reading it first. That is:
l = open('file','r')
for line in l:
...
is much faster than
l = open...
1
I would like to optimize a function 'myfunc()'. I have several ways to write it, and I would like to check the fastest code.
For that, we can use the 'timeit' module. But there are several ways to ...
Dag asked 7/5, 2019 at 12:12
9
Solved
I'm trying to time some code. First I used a timing decorator:
#!/usr/bin/env python
import time
from itertools import izip
from random import shuffle
def timing_val(func):
def wrapper(*arg, **...
4
Solved
I am trying to use timeit.timeit() in order to find how much time it takes to execute a specific line of code.
The problem is that this line includes variables and I need to import them somehow, so...
15
Solved
How do I use timeit to compare the performance of my own functions such as "insertion_sort" and "tim_sort"?
5
Solved
I'm having some real trouble with timing a function from within an instance of a class. I'm not sure I'm going about it the right way (never used timeIt before) and I tried a few variations of the ...
41
I want to measure the time it took to execute a function. I couldn't get timeit to work:
import timeit
start = timeit.timeit()
print("hello")
end = timeit.timeit()
print(end - start)
Ostracon asked 10/9, 2011 at 9:21
1
Solved
I want to compare execution time of two snippets and see which one is faster. So, I want an accurate method to measure execution time of my python snippets.
I already tried using time.time(), time....
1
I'm trying to use IPython magic command %%timeit and I run into some problems. The chunk that I'm trying to time is not returning a variable I define in it.
Specifically, let's say I want to measu...
6
Solved
I played with timeit in Python, got a weird problem.
I define a simple function add. timeit works when I pass add two string parameters. But it raises ValueError: stmt is neither a string nor call...
5
Solved
I was trying out python -mtimeitso I put python -mtimeit "n = 0; while n < 10: pass"
Then an invalid syntax error showed up. same with semicolon and for loop.
However, when I try semicolon and ...
1
The magic command %timeit is not made to be used in a script.
In Use Python's `timeit` from a program but functioning the same way as the command line?, the following function was proposed by t...
4
Solved
I've always used Python's timeit library to time my little Python programs.
Now I'm developing a Django app and I was wondering how to time my Django functions, especially queries.
For example, I ...
2
I need help determining experimentally the computing complexity of the determinant of a matrix nxn
My code:
import numpy as np
import timeit
t0 = time.time()
for n in range(1, 10):
A = np.r...
Crashland asked 19/11, 2016 at 0:13
9
Solved
I've a python script which works just as it should, but I need to write the execution time. I've googled that I should use timeit but I can't seem to get it to work.
My Python script looks like th...
Mantra asked 19/5, 2010 at 14:24
3
I'm trying to install timeit but this is what I get:
$ sudo pip install timeit
Downloading/unpacking timeit
Could not find any downloads that satisfy the requirement timeit
No distributions at a...
1
Solved
I benchmarked these two functions (they unzip pairs back into source lists, came from here):
n = 10**7
a = list(range(n))
b = list(range(n))
pairs = list(zip(a, b))
def f1(a, b, pairs):
a[:], b[:...
Northrop asked 5/9, 2020 at 19:25
3
Solved
I am wondering about the %timeit command in IPython
From the docs:
%timeit [-n<N> -r<R> [-t|-c] -q -p<P> -o] setup_code
Options:
-n: execute the given statement times ...
2
Solved
For instance, documentation says:
Note however that timeit will automatically determine the number of repetitions only when the command-line interface is used.
Is there a way to call it from w...
1
Solved
I'm trying to write a simple time decorator to measure time taken by functions. However the code below is giving our recursion error. What's wrong with it?
import timeit
def measure(func):
def w...
Snippet asked 24/7, 2018 at 16:38
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