def viewLogs(self, widget):
#read in the logfile and count the lines using wc -l
file1out, file1in = popen2.popen2("wc -l /var/log/moblock.log")
numberoflines = file1out.read()
#now read it again - count the lines and save as another file
file2out, file2in = popen2.popen2("wc -l /var/log/moblock.log")
numberoflines2 = file2out.read()
#whilst the number of lines stays the same
while numberoflines == numberoflines2:
#keep counting
file1out, file1in = popen2.popen2("wc -l /var/log/moblock.log")
numberoflines = file1out.read()
#and counting again
file2out, file2in = popen2.popen2("wc -l /var/log/moblock.log")
numberoflines2 = file2out.read()
#if the line count returned is different then
else:
#read the last line of the logfile
fileout, filein = popen2.popen2("tail --lines=1 /var/log/moblock.log")
lastline = fileout.read()
#and print it to the screen
self.logwindow.insert_at_cursor(lastline)
#print lastline
#then do it all again
viewLogs(self)