Watching For File Changes Within A Directory

Possible Duplicate: How do I watch a file for changes using Python? Detect File Change Without Polling I am trying to write an application which must perform an action when file

Solution 1:

As you have asked the question with Python Tag you may want to check pyinotify

Solution 2:

I think libnotify is what you're looking for. You'll find it available for pretty much every language and OS. Here it is for Python/Linux