> Three very simple questions then. > > 1. How do I find out a running applications process ID
import os mypid = os.getpid() > 2. How do I check if a process ID is bound to a running application. this is os-specific. i'm sure there's a windows api provided for it. > 3. There won't be any issues with different applications trying to read > and write the same file doing this? shouldn't be any problem: only the first app started will write to the file. -- http://mail.python.org/mailman/listinfo/python-list