Mercurial > lcfOS
comparison python/ppci/tasks.py @ 329:8f6f3ace4e78
Added build tasks
author | Windel Bouwman |
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date | Wed, 05 Feb 2014 21:29:31 +0100 |
parents | |
children | 87feb8a23b4d |
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328:0bb16d2a5699 | 329:8f6f3ace4e78 |
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1 | |
2 class TaskError(Exception): | |
3 pass | |
4 | |
5 | |
6 class Task: | |
7 """ Task that can run, and depend on other tasks """ | |
8 def __init__(self, name): | |
9 self.name = name | |
10 self.subtasks = [] | |
11 self.completed = False | |
12 self.dependencies = [] | |
13 | |
14 def run(self): | |
15 raise NotImplementedError("Implement this abstract method!") | |
16 | |
17 def fire(self): | |
18 assert all(t.completed for t in self.dependencies) | |
19 self.run() | |
20 self.completed = True | |
21 | |
22 def addSubTask(self, tsk): | |
23 self.subtasks.append(tsk) | |
24 return tsk | |
25 | |
26 def addDependency(self, task): | |
27 self.dependencies.append(task) | |
28 return task | |
29 | |
30 | |
31 class TaskRunner: | |
32 def __init__(self): | |
33 self.task_list = [] | |
34 | |
35 def add_task(self, task): | |
36 self.task_list.append(task) | |
37 | |
38 def run_tasks(self): | |
39 try: | |
40 for t in self.task_list: | |
41 #print('Running {}'.format(t.name)) | |
42 t.fire() | |
43 except TaskError as e: | |
44 print('Error: {}'.format(e)) | |
45 return 1 | |
46 return 0 |