watchdog python example

# import the modules 
import sys 
import time 
import logging 
from watchdog.observers import Observer 
from watchdog.events import LoggingEventHandler 
  
if __name__ == "__main__": 
    # Set the format for logging info 
    logging.basicConfig(level=logging.INFO, 
                        format='%(asctime)s - %(message)s', 
                        datefmt='%Y-%m-%d %H:%M:%S') 
  
    # Set format for displaying path 
    path = sys.argv[1] if len(sys.argv) > 1 else '.'
  
    # Initialize logging event handler 
    event_handler = LoggingEventHandler() 
  
    # Initialize Observer 
    observer = Observer() 
    observer.schedule(event_handler, path, recursive=True) 
  
    # Start the observer 
    observer.start() 
    try: 
        while True: 
            # Set the thread sleep time 
            time.sleep(1) 
    except KeyboardInterrupt: 
        observer.stop() 
    observer.join()