new_contents: import sys
  from time import gmtime
  year, mon, mday, hour, min, sec, wday, yday, isdst = gmtime()
  bld = ((year - 2000) * 12 + mon - 1) * 100 + mday
  rev = hour * 100 + min
  print 'Your build and revision number for today is %d.%d.' % (bld, rev)
  
subject: Build and revision number script