Timer objects in Python

Timer objects are used to create some actions which are bounded by the time period. Using timer object create some threads that carries out some actions. In python Timer is a subclass of Thread class. Using start() method timer is started.

Creating a Timer object

threading.Timer(interval, function, args = None, kwargs = None), this is the syntax of creating timer of Timer object.

Here in this example at first we shall get

Bye

After 3 second it will display

Python program

Example

import threading
   def mytimer():
      print("Python Program\n")
      my_timer = threading.Timer(3.0, mytimer)
      my_timer.start()
print("Bye\n")

Output

Bye
Python Program

Cancelling a timer

timer.cancel() is the syntax for cancelling the timer.

Example

import threading
   def mytimer():
      print("Python Program\n")
      my_timer = threading.Timer(3.0, mytimer)
      my_timer.start()
   print("Cancelling timer\n")
      my_timer.cancel()
print("Bye\n")

Output

Cancelling Timer
Bye

Samual Sam

Published on 08-Nov-2018 11:04:44

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