Fix cros lint errors.

Also move deprecated scripts to the 'deprecated' directory.

BUG=chromiumos:570464
TEST=tested scripts to make sure they still work.

Change-Id: I3442a86d898104591233a0849ea0bafb52ecf1f7
Reviewed-on: https://chrome-internal-review.googlesource.com/244221
Commit-Ready: Caroline Tice <cmtice@google.com>
Tested-by: Caroline Tice <cmtice@google.com>
Reviewed-by: Yunlian Jiang <yunlian@google.com>
diff --git a/lock_machine_test.py b/lock_machine_test.py
index 7634e2a..0ffe094 100644
--- a/lock_machine_test.py
+++ b/lock_machine_test.py
@@ -4,91 +4,94 @@
 MachineManagerTest tests MachineManager.
 """
 
+from __future__ import print_function
+
 __author__ = 'asharif@google.com (Ahmad Sharif)'
 
 from multiprocessing import Process
 import time
 import unittest
 
-import lock_machine
+import file_lock_machine
 
 
 def LockAndSleep(machine):
-  lock_machine.Machine(machine, auto=True).Lock(exclusive=True)
+  file_lock_machine.Machine(machine, auto=True).Lock(exclusive=True)
   time.sleep(1)
 
 
 class MachineTest(unittest.TestCase):
+  """Class for testing machine locking."""
 
   def setUp(self):
     pass
 
   def testRepeatedUnlock(self):
-    mach = lock_machine.Machine('qqqraymes.mtv')
-    for i in range(10):
+    mach = file_lock_machine.Machine('qqqraymes.mtv')
+    for _ in range(10):
       self.assertFalse(mach.Unlock())
-    mach = lock_machine.Machine('qqqraymes.mtv', auto=True)
-    for i in range(10):
+    mach = file_lock_machine.Machine('qqqraymes.mtv', auto=True)
+    for _ in range(10):
       self.assertFalse(mach.Unlock())
 
   def testLockUnlock(self):
-    mach = lock_machine.Machine('otter.mtv', '/tmp')
-    for i in range(10):
+    mach = file_lock_machine.Machine('otter.mtv', '/tmp')
+    for _ in range(10):
       self.assertTrue(mach.Lock(exclusive=True))
       self.assertTrue(mach.Unlock(exclusive=True))
 
-    mach = lock_machine.Machine('otter.mtv', '/tmp', True)
-    for i in range(10):
+    mach = file_lock_machine.Machine('otter.mtv', '/tmp', True)
+    for _ in range(10):
       self.assertTrue(mach.Lock(exclusive=True))
       self.assertTrue(mach.Unlock(exclusive=True))
 
   def testSharedLock(self):
-    mach = lock_machine.Machine('chrotomation.mtv')
-    for i in range(10):
+    mach = file_lock_machine.Machine('chrotomation.mtv')
+    for _ in range(10):
       self.assertTrue(mach.Lock(exclusive=False))
-    for i in range(10):
+    for _ in range(10):
       self.assertTrue(mach.Unlock(exclusive=False))
     self.assertTrue(mach.Lock(exclusive=True))
     self.assertTrue(mach.Unlock(exclusive=True))
 
-    mach = lock_machine.Machine('chrotomation.mtv', auto=True)
-    for i in range(10):
+    mach = file_lock_machine.Machine('chrotomation.mtv', auto=True)
+    for _ in range(10):
       self.assertTrue(mach.Lock(exclusive=False))
-    for i in range(10):
+    for _ in range(10):
       self.assertTrue(mach.Unlock(exclusive=False))
     self.assertTrue(mach.Lock(exclusive=True))
     self.assertTrue(mach.Unlock(exclusive=True))
 
   def testExclusiveLock(self):
-    mach = lock_machine.Machine('atree.mtv')
+    mach = file_lock_machine.Machine('atree.mtv')
     self.assertTrue(mach.Lock(exclusive=True))
-    for i in range(10):
+    for _ in range(10):
       self.assertFalse(mach.Lock(exclusive=True))
       self.assertFalse(mach.Lock(exclusive=False))
     self.assertTrue(mach.Unlock(exclusive=True))
 
-    mach = lock_machine.Machine('atree.mtv', auto=True)
+    mach = file_lock_machine.Machine('atree.mtv', auto=True)
     self.assertTrue(mach.Lock(exclusive=True))
-    for i in range(10):
+    for _ in range(10):
       self.assertFalse(mach.Lock(exclusive=True))
       self.assertFalse(mach.Lock(exclusive=False))
     self.assertTrue(mach.Unlock(exclusive=True))
 
   def testExclusiveState(self):
-    mach = lock_machine.Machine('testExclusiveState')
+    mach = file_lock_machine.Machine('testExclusiveState')
     self.assertTrue(mach.Lock(exclusive=True))
-    for i in range(10):
+    for _ in range(10):
       self.assertFalse(mach.Lock(exclusive=False))
     self.assertTrue(mach.Unlock(exclusive=True))
 
-    mach = lock_machine.Machine('testExclusiveState', auto=True)
+    mach = file_lock_machine.Machine('testExclusiveState', auto=True)
     self.assertTrue(mach.Lock(exclusive=True))
-    for i in range(10):
+    for _ in range(10):
       self.assertFalse(mach.Lock(exclusive=False))
     self.assertTrue(mach.Unlock(exclusive=True))
 
   def testAutoLockGone(self):
-    mach = lock_machine.Machine('lockgone', auto=True)
+    mach = file_lock_machine.Machine('lockgone', auto=True)
     p = Process(target=LockAndSleep, args=('lockgone',))
     p.start()
     time.sleep(1.1)
@@ -96,7 +99,7 @@
     self.assertTrue(mach.Lock(exclusive=True))
 
   def testAutoLockFromOther(self):
-    mach = lock_machine.Machine('other_lock', auto=True)
+    mach = file_lock_machine.Machine('other_lock', auto=True)
     p = Process(target=LockAndSleep, args=('other_lock',))
     p.start()
     time.sleep(0.5)
@@ -106,7 +109,7 @@
     self.assertTrue(mach.Lock(exclusive=True))
 
   def testUnlockByOthers(self):
-    mach = lock_machine.Machine('other_unlock', auto=True)
+    mach = file_lock_machine.Machine('other_unlock', auto=True)
     p = Process(target=LockAndSleep, args=('other_unlock',))
     p.start()
     time.sleep(0.5)