John Abel wrote: >Shane Hathaway wrote: > > > >>Mike Meyer wrote: >> >> >> >> >>>On a completely different topic, this looks like the wrong way to solve >>>the problem. You want to update a search engine based on changes to the >>>underlying file system. The right way to do this isn't to just keep >>>rescanning the file system, it's to arrange things so that your scanner >>>gets notified of any changes made to the file system. I did something like >>>this for my web site search engine, but that's hooked into the SCM that's >>>used for propogating changes to the web site. I know someone is working >>>on patches to the FreeBSD kernel to make this kind of thing work. It would >>>seem that some of the "backup" facilities that worked by keeping a mirror >>>of the disk on separate media would have to have used such hooks, but maybe >>>not. >>> >>> >>> >>> >>I think you're right that filesystem change notification is what Carlos >>needs. >> >>If you're interested in using Linux, Carlos, "inotify" is a new kernel >>module that can notify your program of filesystem changes. It's not >>folded into the mainline kernel yet, but it's a clean patch. >> >>http://www.edoceo.com/creo/inotify/ >> >>I don't know if Windows has anything like it. I'd be interested to hear >>if it does. >> >>Shane >> >> >> >> >Using the PyWin32 extensions, you can register an event with the kernel, >and then have the script sleep. If I can remember how, I'll post some >code. It's been a while since I coded specific Win32 stuff. > >J > > Couldn't find my code, but this page has various ways of doing it on Win32.
http://tgolden.sc.sabren.com/python/win32_how_do_i/watch_directory_for_changes.html HTH J -- http://mail.python.org/mailman/listinfo/python-list
