Answers for "how to time a function in python"

python time a funciton

import time

start = time.time()
print("hello")
end = time.time()
print(end - start)

python: measure time code

import time

# Calculate the power of two for a defined range of number
def power_two(my_range):
    return [x**2 for x in range(my_range)]
 
# Measure time
def measure_time(func):
    start = time.time()
    func()               # any specific function to measure
    end = time.time()
    print(end - start)  
    
measure_time(lambda: power_two(10000000)) # lambda permits to pass the argument of our function

how to time python code

from timer import Timer
t = Timer()
t.start()
# Run stuff here.
t.stop()

python time

import time
import datetime

print(time.time())
# 1586813438.419919

print(time.ctime())
# Mon Apr 13 23:30:38 2020

print(datetime.datetime.now())
# 2021-11-13 23:30:38.419951

print(datetime.date.today())
# 2021-11-13

python timer

import time
timer_length = float(input("How many seconds would you like you're timer to be set for? "))
time.sleep(timer_length)
print("Done!")

python time method

from time import sleep, time

start = time()
sleep(2)
print(format(time() - start, '.3f'), 's', sep='') # 2.003s