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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,101 @@ | ||
| import logging as log | ||
| import os | ||
| import platform | ||
| import signal | ||
| import sys | ||
| import traceback | ||
| from logging.handlers import QueueHandler | ||
| from multiprocessing import Process, Queue, TimeoutError, ProcessError | ||
| from queue import Empty as QueueEmpty | ||
| from typing import Callable, Union | ||
|
|
||
| if platform.system() == "Darwin": | ||
| # Fix for MacOS | ||
| import multiprocessing | ||
| multiprocessing.set_start_method("forkserver", True) | ||
|
|
||
|
|
||
| def _mp_wrapped_func(func: Callable, func_args: list, queue: Queue, logger_queue: Queue): | ||
| """ | ||
| Wraps callable object with exception handling. Current wrapper is a target for | ||
| `multiprocessing_run` function | ||
| :param func: see `multiprocessing_run` | ||
| :param func_args: see `multiprocessing_run` | ||
| :param queue: multiprocessing.Queue(). Used for getting callable object return values | ||
| :param logger_queue: multiprocessing.Queue(). Used for getting logs from child process in parent process | ||
| :return: | ||
| """ | ||
|
|
||
| # Remove all handlers from root logger in child process in favor of `QueueHandler` | ||
| # to prevent double console logs in stdout | ||
| log.getLogger().handlers = [QueueHandler(logger_queue)] | ||
|
|
||
| error_message = "" | ||
| res = None | ||
| try: | ||
| res = func(*func_args) | ||
| except: | ||
| ex_type, ex_value, tb = sys.exc_info() | ||
| error_message = "{tb}\n{ex_type}: {ex_value}".format(tb=''.join(traceback.format_tb(tb)), | ||
| ex_type=ex_type.__name__, ex_value=ex_value) | ||
| queue.put((error_message, res)) | ||
|
|
||
|
|
||
| def multiprocessing_run(func: Callable, func_args: list, func_log_name: str, timeout: Union[int, None] = None): | ||
| """ | ||
| Wraps callable object to a separate process using multiprocessing module | ||
| :param func: callable object | ||
| :param func_args: list of arguments for callable | ||
| :param func_log_name: name of callable used for logging | ||
| :param timeout: positive int to limit execution time | ||
| :return: return value (or values) from callable object | ||
| """ | ||
| queue = Queue() | ||
| logger_queue = Queue(-1) | ||
| process = Process(target=_mp_wrapped_func, args=(func, func_args, queue, logger_queue)) | ||
| process.start() | ||
| try: | ||
| error_message, *ret_args = queue.get(timeout=timeout) | ||
| except QueueEmpty: | ||
| raise TimeoutError("{func} running timed out!".format(func=func_log_name)) | ||
| finally: | ||
| queue.close() | ||
|
|
||
| # Extract logs from Queue and pass to root logger | ||
| while not logger_queue.empty(): | ||
| rec = logger_queue.get() | ||
| log.getLogger().handle(rec) | ||
| logger_queue.close() | ||
|
|
||
| if process.is_alive(): | ||
| process.terminate() | ||
| process.join() | ||
| else: | ||
| exit_signal = multiprocessing_exitcode_to_signal(process.exitcode) | ||
| if exit_signal: | ||
| raise ProcessError( | ||
| "{func} was killed with a signal {signal}".format(func=func_log_name, signal=exit_signal)) | ||
|
|
||
| if error_message: | ||
| raise ProcessError("\n{func} running failed: \n{msg}".format(func=func_log_name, msg=error_message)) | ||
|
|
||
| ret_args = ret_args[0] if len(ret_args) == 1 else ret_args # unwrap from list if only 1 item is returned | ||
| return ret_args | ||
|
|
||
|
|
||
| def multiprocessing_exitcode_to_signal(exitcode): | ||
| """ | ||
| Map multiprocessing exitcode to signals from "signal" module | ||
| :param exitcode: multiprocessing exitcode | ||
| :return: signal from "signal" if exitcode mapped on signal or None | ||
| """ | ||
| # Multiprocessing return negative values of signal of the process, but on Win they are positive. | ||
| # Bring the value to the positive format. | ||
| exit_code = exitcode if os.name == "nt" else -exitcode | ||
| if exit_code > 0: | ||
| code_map = {int(getattr(signal, sig)): str(getattr(signal, sig)) | ||
| for sig in dir(signal) if sig.startswith("SIG")} | ||
| exit_signal = code_map[exit_code] if exit_code in code_map else exit_code | ||
| else: | ||
| exit_signal = None | ||
| return exit_signal |
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16 changes: 8 additions & 8 deletions
16
tests/e2e_oss/pipelines/pipeline_base_classes/dummy_comparator.py
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14 changes: 7 additions & 7 deletions
14
tests/e2e_oss/pipelines/pipeline_base_classes/onnx_precollected.py
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20 changes: 10 additions & 10 deletions
20
tests/e2e_oss/pipelines/pipeline_base_classes/onnx_runtime.py
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18 changes: 9 additions & 9 deletions
18
tests/e2e_oss/pipelines/pipeline_base_classes/paddlepaddle.py
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20 changes: 10 additions & 10 deletions
20
tests/e2e_oss/pipelines/pipeline_base_classes/pregen_classification.py
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18 changes: 9 additions & 9 deletions
18
tests/e2e_oss/pipelines/pipeline_base_classes/pregen_eltwise.py
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