[Tutor] lockfiles and timestamps and nested if's!
D-Man
dsh8290@rit.edu
Thu, 17 May 2001 16:10:21 -0400
On Thu, May 17, 2001 at 02:43:05PM -0700, kromag@nsacom.net wrote:
| I have managed to get myself into a dither here. The script for some reason
| always writes a new lock file and updates the timestamp. Can someone clue me
| in? My brain is full.
|
| import glob
| import time
| import string
| import os
| import socket
|
| now=time.time()
| mybox=socket.gethostname()+'.txt'
| whoa=glob.glob('\tmp\*')
Right here insert the line
print whoa
I bet it isn't what you think it is.
| if whoa==['\tmp\'+mybox]:
| lockfile=open('\tmp\'+mybox, 'r')
| timestamp=lockfile.readline()
| print timestamp
| lockfile.close()
| if timestamp > time.time()-10:
| print 'old lockfile ok',
| else:
| os.remove('\tmp\'+mybox)
|
| else:
| lockfile=open('\tmp\'+mybox, 'w')
| lockfile.write(`now`)
| print 'new lockfile'
| print 'and contiue with the rest of this balderdash!
| whoa=glob.glob('\tmp\*')
| if whoa==['\tmp\'+mybox]:
I notice you used backslashes here (\). I think you meant to use
forward slashes (/). The \t gets expanded to a tab character.
-D