watcher_script.py

import time
from watchdog.observers import Observer
from watchdog.events import FileSystemEventHandler

EXCLUDES = ['/dev']

class Watcher:
    DIRECTORY_TO_WATCH = "/"

    def __init__(self):
        self.observer = Observer()

    def run(self):
        event_handler = Handler()
        self.observer.schedule(event_handler, self.DIRECTORY_TO_WATCH, recursive=True)
        self.observer.start()
        try:
            while True:
                time.sleep(5)
        except:
            self.observer.stop()
            print("Error")

        self.observer.join()


class Handler(FileSystemEventHandler):

    @staticmethod
    def on_any_event(event):
        if not (event.event_type == 'modified' and event.is_directory) and '/' + event.src_path.rsplit('/')[1] not in EXCLUDES:
            print("Received %s event - %s." %(event.event_type, event.src_path))


if __name__ == '__main__':
    w = Watcher()
    w.run()