Best Python code snippet using lemoncheesecake
task.py
Source:task.py  
...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=()):136    for task_in_path in task_path:137        if task_in_path in task.get_all_dependencies():138            raise AssertionError("Task %s has a circular dependency on task %s" % (task, task_in_path))...Learn to execute automation testing from scratch with LambdaTest Learning Hub. Right from setting up the prerequisites to run your first automation test, to following best practices and diving deeper into advanced test scenarios. LambdaTest Learning Hubs compile a list of step-by-step guides to help you be proficient with different test automation frameworks i.e. Selenium, Cypress, TestNG etc.
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