Cross-repo recipe package system.

third_party/recipe_engine/recipe_modules/step/example.py

 # Copyright 2013 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.
 
 DEPS = [
-  'properties',
-  'step',
+  'recipe_engine/properties',
+  'recipe_engine/step',
 ]
 
 from recipe_engine import recipe_api
 
 def RunSteps(api):
   # TODO(martinis) change this
   # The api.step object is directly callable.
   api.step('hello', ['echo', 'Hello World'])
   api.step('hello', ['echo', 'Why hello, there.'])
 
@@ skipping 83 matching lines @@
       api.test('invalid_access') +
       api.properties(access_invalid_data=True) +
       api.expect_exception('StepDataAttributeError')
     )
 
   yield (
       api.test('infra_failure') +
       api.properties(raise_infra_failure=True) +
       api.step_data('cleanup', retcode=1)
     )