How to use schedule_tasks_to_be_run method in Lemoncheesecake

Best Python code snippet using lemoncheesecake

task.py

Source:task.py Github

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...79 skip_task(task, context, completed_task_queue, reason=skip_reason)80 return81 # run task when all conditions are met82 run_task(task, context, completed_task_queue)83def schedule_tasks_to_be_run(tasks, context, pool, completed_tasks_queue):84 for task in tasks:85 pool.apply_async(handle_task, args=(task, context, completed_tasks_queue))86def skip_task(task, context, completed_task_queue, reason=""):87 _debug("skip task %s" % task)88 try:89 task.skip(context, reason)90 except Exception:91 task.result = TaskResultException(serialize_current_exception())92 else:93 task.result = TaskResultSkipped(reason)94 completed_task_queue.put(task)95def skip_all_tasks(tasks, remaining_tasks, completed_tasks, context, pool, completed_tasks_queue, reason):96 # schedule all tasks to be skipped...97 for task in remaining_tasks:98 pool.apply_async(skip_task, args=(task, context, completed_tasks_queue, reason))99 # ... and wait for their completion100 while len(completed_tasks) != len(tasks):101 completed_task = completed_tasks_queue.get()102 completed_tasks.add(completed_task)103def run_tasks(tasks, context, nb_threads=1):104 for task in tasks:105 check_task_dependencies(task)106 remaining_tasks = list(tasks)107 completed_tasks = set()108 pool = Pool(nb_threads)109 completed_tasks_queue = Queue()110 try:111 schedule_tasks_to_be_run(112 pop_runnable_tasks(remaining_tasks, completed_tasks, nb_threads),113 context, pool, completed_tasks_queue114 )115 while len(completed_tasks) != len(tasks):116 # wait for one task to complete117 completed_task = completed_tasks_queue.get()118 completed_tasks.add(completed_task)119 # schedule tasks to be run waiting for task success or simple completion120 tasks_to_be_run = pop_runnable_tasks(remaining_tasks, completed_tasks, nb_threads)121 schedule_tasks_to_be_run(tasks_to_be_run, context, pool, completed_tasks_queue)122 except KeyboardInterrupt:123 context.enable_task_abort()124 skip_all_tasks(125 tasks, remaining_tasks, completed_tasks, context, pool, completed_tasks_queue,126 _KEYBOARD_INTERRUPT_ERROR_MESSAGE127 )128 finally:129 pool.close()130 exceptions = [task.result.stacktrace for task in tasks if isinstance(task.result, TaskResultException)]131 if exceptions:132 raise LemoncheesecakeException(133 "Error(s) while running tasks, got exceptions:\n%s" % "\n".join(exceptions)134 )135def check_task_dependencies(task, task_path=()):...

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