Reorganize Android's test scripts into packages.

build/android/pylib/host_driven/python_test_sharder.py

 # Copyright (c) 2012 The Chromium Authors. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 
 """Takes care of sharding the python-drive tests in multiple devices."""
 
 import copy
 import logging
 import multiprocessing
 
+from pylib import sharded_tests_queue
+from pylib.instrumentation.run_java_tests import FatalTestException
+from pylib.test_result import TestResults
+
 from python_test_caller import CallPythonTest
-from run_java_tests import FatalTestException
-import sharded_tests_queue
-from test_result import TestResults
 
 
 def SetTestsContainer(tests_container):
   """Sets PythonTestSharder as a top-level field.
 
   PythonTestSharder uses multiprocessing.Pool, which creates a pool of
   processes. This is used to initialize each worker in the pool, ensuring that
   each worker has access to this shared pool of tests.
 
   The multiprocessing module requires that this be a top-level method.
@@ skipping 169 matching lines @@
       failed_tests: a list of SingleTestResults representing failed tests.
 
     Returns:
       A list of test objects which correspond to test names found in
       failed_tests, or an empty list if there is no correspondence.
     """
     failed_test_names = map(lambda t: t.test_name, failed_tests)
     tests_to_retry = [t for t in available_tests
                       if t.qualified_name in failed_test_names]
     return tests_to_retry