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Watchdog Test
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| import sys | |
| import time | |
| import logging | |
| from watchdog.observers import Observer | |
| from watchdog.events import * | |
| #http://stackoverflow.com/questions/18599339/python-watchdog-monitoring-file-for-changes | |
| class MyHandler(LoggingEventHandler): | |
| #this creates the list of paths | |
| def __init__(self): | |
| self.paths = [] | |
| #this runs when a file is modified | |
| def on_modified(self,event): | |
| #checks if the src path is in the queue of paths | |
| if (event.src_path) in self.paths: | |
| #if it is, remove it and print the new path | |
| self.paths.remove(event.src_path) | |
| print("OLD " +", ".join(self.paths)) | |
| else: | |
| #if it isn't in the queue, and isn't '.' then add it in. | |
| if (event.src_path != '.'): | |
| self.paths.append(event.src_path) | |
| #print out the new path | |
| print("NEW " +", ".join(self.paths)) | |
| def on_created(self,event): | |
| print("FILE CREATED") | |
| def test_function(): | |
| print("File was modified!") | |
| #we can parse the new file for differences | |
| if __name__ == "__main__": | |
| print("watchdog up") | |
| logging.basicConfig(level=logging.INFO,format='%(asctime)s - %(message)s',datefmt='%Y-%m-%d %H:%M:%S') | |
| #right now I just use the most basic handler, but we couuld use regex or pattern handler. | |
| my_handler = MyHandler() | |
| l_handler = LoggingEventHandler() | |
| r_handler=RegexMatchingEventHandler(regexes=['.*'], ignore_regexes=[], ignore_directories=False, case_sensitive=False) | |
| p_handler=PatternMatchingEventHandler(patterns =None, ignore_patterns=[],ignore_directories=False, case_sensitive=False) | |
| #we need to create an actual observer. | |
| observer = Observer() | |
| #we feed the event handler the observer, with the proper | |
| observer.schedule(my_handler, '.', recursive=True) | |
| observer.start() | |
| try: | |
| while True: | |
| time.sleep(1) | |
| except KeyboardInterrupt: | |
| observer.stop() | |
| observer.join() |
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Okay, so now we need to come up with a good way of ignoring changes made by ourselves. That said, I don't like how watchdog only allows monitoring on directories. We might want to use pyinotify instead.