from iodev import *
from simprocess import *
t = Tape()
def req_tape(n,b):
  global t
  print n,b,t.seek(b)

d = Disk()
def req_disk(n,b):
  global d
  print n,b,d.seek(b)

print "\ntesting Sequential Access of Tape Device"
p1 = Proc("proc+tape",req_tape,20,0,10000)
p1.run()
print "\ntesting Sequential Access of Disk Device"
p2 = Proc("proc+disk",req_disk,20,0,10000)
p2.run()