watchdog.py

import time

import watchdog.events
import watchdog.observers

class Handler(watchdog.events.RegexMatchingEventHandler):
    def __init__(self):
        # Set the patterns for PatternMatchingEventHandler
        super(Handler, self).__init__(regexes=[r"*.json"])

    def on_created(self, event):
        print("Watchdog received created event - % s." % event.src_path)
        import time
        time.sleep(1)
        # Event is created, you can process it now

    def on_any_event(self, event):
        print(event.src_path)
        import time
        time.sleep(2)


if __name__ == "__main__":
    src_path = r"C:\Users\hao.long\PycharmProjects"
    event_handler = Handler()
    observer = watchdog.observers.Observer()
    observer.schedule(event_handler, path=src_path, recursive=True)
    observer.start()
    try:
        while True:
            time.sleep(1)
    except KeyboardInterrupt:
        observer.stop()
    observer.join()