Run a python function every second

Question

What I want is to be able to run a function every second, irrelevant of how long the function takes (it should always be under a second). I\'ve considered a number of option

Answer 1

Threading may be a good choice. The basic concept is as follows.

import threading

def looper():    
    # i as interval in seconds    
    threading.Timer(i, looper).start()    
    # put your action here
    foo()

#to start 
looper()