File "C:\Python38\lib\multiprocessing\process.py", line 315, in _bootstrap self.run() File "C:\Python38\lib\multiprocessing\process.py", line 108, in run self._target(*self._args, **self._kwargs) File "F:\E\python_learn\我的框架\自动化框架2\monitoring.py", line 24, in detection_status print(value.value) File "C:\Python38\lib\multiprocessing\managers.py", line 1154, in get return self._callmethod('get') File "C:\Python38\lib\multiprocessing\managers.py", line 831, in _callmethod self._connect() File "C:\Python38\lib\multiprocessing\managers.py", line 818, in _connect conn = self._Client(self._token.address, authkey=self._authkey) File "C:\Python38\lib\multiprocessing\connection.py", line 500, in Client c = PipeClient(address) File "C:\Python38\lib\multiprocessing\connection.py", line 702, in PipeClient _winapi.WaitNamedPipe(address, 1000) FileNotFoundError: [WinError 2] 系统找不到指定的文件。

时间: 2023-07-21 17:10:04 浏览: 123
这个错误通常是由于在多进程环境中使用了不支持的操作或对象导致的。根据错误信息,`FileNotFoundError: [WinError 2] 系统找不到指定的文件` 表明在连接到具有指定地址的管道时出现问题。 根据你提供的代码片段和错误信息,无法准确判断问题出在哪里。但是根据错误信息中的文件路径 `F:\E\python_learn\我的框架\自动化框架2\monitoring.py`,建议你检查以下几个可能的问题: 1. 确保 `F:\E\python_learn\我的框架\自动化框架2\monitoring.py` 文件存在,并且路径正确。 2. 检查你的代码中是否存在其他涉及文件操作的部分,例如文件读写、文件路径设置等,这些操作也可能导致文件找不到的错误。 3. 如果你使用了其他模块或库,确保这些模块或库的文件也存在,并且路径正确。 如果以上检查没有解决问题,请提供更多相关的代码和错误信息,以便更准确地定位问题所在。
相关问题

File "D:\anaconda3\envs\DDPGtorch\lib\multiprocessing\process.py", line 315, in _bootstrap self.run()

这个错误通常是由于多进程中的某些代码出现了异常或错误导致的。具体来说,"_bootstrap"是Python多进程库中的一个函数,用于启动并初始化新的进程。在这种情况下,该函数出现了异常并且导致了进程无法正常启动。您可能需要检查您的代码,特别是在多进程环境中运行的部分,以查找并修复错误。如果您能提供更多上下文或代码细节,我可以更好地帮助您解决这个问题。

class MonitoringProcess: def __init__(self): self.conn1, self.conn2 = Pipe() self.monitor = True self.process_start(self.detection_status) def set_monitor(self): self.com_dict.monitor = False def process_start(self, func): with Manager() as manager: self.com_dict = manager.Namespace() p = Process(target=func, args=(self.com_dict,)) p.start() def detection_status(self, com_dict): # some code ... com_dict.a = 1 Process Process-2: Traceback (most recent call last): File "C:\Python38\lib\multiprocessing\managers.py", line 827, in _callmethod conn = self._tls.connection AttributeError: 'ForkAwareLocal' object has no attribute 'connection' During handling of the above exception, another exception occurred: Traceback (most recent call last): File "C:\Python38\lib\multiprocessing\process.py", line 315, in _bootstrap self.run() File "C:\Python38\lib\multiprocessing\process.py", line 108, in run self._target(*self._args, **self._kwargs) File "F:\E\python_learn\我的框架\自动化框架2\monitoring.py", line 24, in detection_status com_dict.a = 1 File "C:\Python38\lib\multiprocessing\managers.py", line 1143, in __setattr__ return callmethod('__setattr__', (key, value)) File "C:\Python38\lib\multiprocessing\managers.py", line 831, in _callmethod self._connect() File "C:\Python38\lib\multiprocessing\managers.py", line 818, in _connect conn = self._Client(self._token.address, authkey=self._authkey) File "C:\Python38\lib\multiprocessing\connection.py", line 500, in Client c = PipeClient(address) File "C:\Python38\lib\multiprocessing\connection.py", line 702, in PipeClient _winapi.WaitNamedPipe(address, 1000) FileNotFoundError: [WinError 2] 系统找不到指定的文件。

这个错误通常是由于在多进程环境中使用了不支持共享的对象或属性导致的。`AttributeError: 'ForkAwareLocal' object has no attribute 'connection'` 错误表明在创建 `com_dict` 属性时出现了问题。 在你的代码中,你正在尝试在 `detection_status` 方法中给 `com_dict` 添加属性 `a`,但在多进程环境中,不能直接在命名空间对象上动态添加属性,因为它不是共享的。 要解决这个问题,你可以使用 `manager.dict()` 来创建一个共享的字典对象,然后在 `detection_status` 方法中使用该字典对象来添加属性。以下是修正后的示例代码: ```python from multiprocessing import Process, Manager, Pipe class MonitoringProcess: def __init__(self): self.conn1, self.conn2 = Pipe() self.monitor = True self.process_start(self.detection_status) def set_monitor(self): self.com_dict["monitor"] = False def process_start(self, func): with Manager() as manager: self.com_dict = manager.dict() p = Process(target=func, args=(self.com_dict,)) p.start() def detection_status(self, com_dict): # some code ... com_dict["a"] = 1 ``` 在修正后的代码中,我们使用 `manager.dict()` 创建了一个共享的字典对象 `com_dict`。然后,在 `detection_status` 方法中,我们使用 `com_dict["a"] = 1` 的方式向字典中添加属性。 希望这次能够帮助你解决问题。如果还有其他疑问,请随时提问。

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(venv) C:\Users\Administrator\PycharmProjects\pythonProject>Python multiprocssing.py -d 2 -p www.baidu.com Traceback (most recent call last): File "<string>", line 1, in <module> File "C:\Program Files\Python36\lib\multiprocessing\spawn.py", line 105, in spawn_main exitcode = _main(fd) File "C:\Program Files\Python36\lib\multiprocessing\spawn.py", line 114, in _main prepare(preparation_data) File "C:\Program Files\Python36\lib\multiprocessing\spawn.py", line 225, in prepare _fixup_main_from_path(data['init_main_from_path']) File "C:\Program Files\Python36\lib\multiprocessing\spawn.py", line 277, in _fixup_main_from_path run_name="__mp_main__") File "C:\Program Files\Python36\lib\runpy.py", line 263, in run_path pkg_name=pkg_name, script_name=fname) File "C:\Program Files\Python36\lib\runpy.py", line 96, in _run_module_code mod_name, mod_spec, pkg_name, script_name) File "C:\Program Files\Python36\lib\runpy.py", line 85, in _run_code exec(code, run_globals) File "C:\Users\Administrator\PycharmProjects\pythonProject\multiprocssing.py", line 10, in <module> readed_path = multiprocessing.Manager().list() File "C:\Program Files\Python36\lib\multiprocessing\context.py", line 56, in Manager m.start() File "C:\Program Files\Python36\lib\multiprocessing\managers.py", line 513, in start self._process.start() File "C:\Program Files\Python36\lib\multiprocessing\process.py", line 105, in start self._popen = self._Popen(self) File "C:\Program Files\Python36\lib\multiprocessing\context.py", line 322, in _Popen return Popen(process_obj) File "C:\Program Files\Python36\lib\multiprocessing\popen_spawn_win32.py", line 33, in __init__ prep_data = spawn.get_preparation_data(process_obj._name) File "C:\Program Files\Python36\lib\multiprocessing\spawn.py", line 143, in get_preparation_data _check_not_importing_main() File "C:\Program Files\Python36\lib\multiprocessing\spawn.py", line 136, in _check_not_importing_main is not going to be frozen to produce an executable.''') RuntimeError: An attempt has been made to start a new process before the current process has finished its bootstrapping phase. This probably means that you are not using fork to start your child processes and you have forgotten to use the proper idiom in the main module: if __name__ == '__main__': freeze_support() ... The "freeze_support()" line can be omitted if the program is not going to be frozen to produce an executable.此错误的原因及解决方法

/home/kejia/Server/tf/Bin_x64/DeepLearning/DL_Lib_02/torch/cuda/__init__.py:52: UserWarning: CUDA initialization: Unexpected error from cudaGetDeviceCount(). Did you run some cuda functions before calling NumCudaDevices() that might have already set an error? Error 803: system has unsupported display driver / cuda driver combination (Triggered internally at /pytorch/c10/cuda/CUDAFunctions.cpp:100.) return torch._C._cuda_getDeviceCount() > 0 gpu count 0 Traceback (most recent call last): File "DL_ProcessManager_01.py", line 5, in <module> File "<frozen importlib._bootstrap>", line 983, in _find_and_load File "<frozen importlib._bootstrap>", line 967, in _find_and_load_unlocked File "<frozen importlib._bootstrap>", line 677, in _load_unlocked File "PyInstaller/loader/pyimod03_importers.py", line 540, in exec_module File "DL_ProcessManager/__init__.py", line 1, in <module> File "<frozen importlib._bootstrap>", line 983, in _find_and_load File "<frozen importlib._bootstrap>", line 967, in _find_and_load_unlocked File "<frozen importlib._bootstrap>", line 677, in _load_unlocked File "PyInstaller/loader/pyimod03_importers.py", line 540, in exec_module File "DL_ProcessManager/DL_ProcessManager.py", line 12, in <module> File "/home/lxy/anaconda3/envs/mmdet2/lib/python3.7/site-packages/PyInstaller/hooks/rthooks/pyi_rth_multiprocessing.py", line 55, in _freeze_support File "multiprocessing/spawn.py", line 105, in spawn_main File "multiprocessing/spawn.py", line 115, in _main AttributeError: Can't get attribute 'CarmeraFunc' on <module '__main__' (built-in)> [15584] Failed to execute script DL_ProcessManager_01

import time import multiprocessing from proxypool.processors.server import app from proxypool.processors.getter import Getter from proxypool.processors.tester import Tester from proxypool.setting import CYCLE_GETTER, CYCLE_TESTER, API_HOST, API_THREADED, API_PORT, ENABLE_SERVER, \ ENABLE_GETTER, ENABLE_TESTER, IS_WINDOWS from loguru import logger if IS_WINDOWS: multiprocessing.freeze_support() tester_process, getter_process, server_process = None, None, None class Scheduler(): def run_tester(self, cycle=CYCLE_TESTER): if not ENABLE_TESTER: logger.info('tester not enabled, exit') return tester = Tester() loop = 0 while True: logger.debug(f'tester loop {loop} start...') tester.run() loop += 1 time.sleep(cycle) # CYCLE_GETTER=100 def run_getter(self, cycle=CYCLE_GETTER): if not ENABLE_GETTER: logger.info('getter not enabled, exit') return getter = Getter() loop = 0 while True: logger.debug(f'getter loop {loop} start...') getter.run() loop += 1 time.sleep(cycle) def run_server(self): if not ENABLE_SERVER: logger.info('server not enabled, exit') return app.run(host=API_HOST, port=API_PORT, threaded=API_THREADED) def run(self): global tester_process, getter_process, server_process try: logger.info('starting proxypool...') if ENABLE_TESTER: tester_process = multiprocessing.Process(target=self.run_tester) logger.info(f'starting tester, pid {tester_process.pid}...') tester_process.start() if ENABLE_GETTER: getter_process = multiprocessing.Process(target=self.run_getter) logger.info(f'starting getter, pid{getter_process.pid}...') getter_process.start() if ENABLE_SERVER: server_process = multiprocessing.Process(target=self.run_server) logger.info(f'starting server, pid{server_process.pid}...') server_process.start() tester_process.join() getter_process.join() server_process.join() except KeyboardInterrupt: logger.info('received keyboard interrupt signal') tester_process.terminate() getter_process.terminate() server_process.terminate() finally: # must call join method before calling is_alive tester_process.join() getter_process.join() server_process.join() logger.info(f'tester is {"alive" if tester_process.is_alive() else "dead"}') logger.info(f'getter is {"alive" if getter_process.is_alive() else "dead"}') logger.info(f'server is {"alive" if server_process.is_alive() else "dead"}') logger.info('proxy terminated') if name == 'main': scheduler = Scheduler() scheduler.run()给这段代码加注释

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