watchdog-test.py

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

def on_created(event):
    # This function is called when a file is created
    print(f"hey, {event.src_path} has been created!")

def on_deleted(event):
    # This function is called when a file is deleted
    print(f"what the f**k! Someone deleted {event.src_path}!")

def on_modified(event):
    # This function is called when a file is modified
    print(f"hey buddy, {event.src_path} has been modified")

def on_moved(event):
    # This function is called when a file is moved    
    print(f"ok ok ok, someone moved {event.src_path} to {event.dest_path}")

if __name__ == "__main__":

    # Create an event handler
    patterns = "*"
    ignore_patterns = ""
    ignore_directories = False
    case_sensitive = True

    # Define what to do when some change occurs 
    my_event_handler = PatternMatchingEventHandler(patterns, ignore_patterns, ignore_directories, case_sensitive)
    my_event_handler.on_created = on_created
    my_event_handler.on_deleted = on_deleted
    my_event_handler.on_modified = on_modified
    my_event_handler.on_moved = on_moved

    # Create an observer
    path = "."
    go_recursively = True

    my_observer = Observer()
    my_observer.schedule(my_event_handler, path, recursive=go_recursively)

    # Start the observer
    my_observer.start()
    try:
        while True:
            time.sleep(1)
    except KeyboardInterrupt:
        my_observer.stop()
    my_observer.join()