more, exception_occurred = self.do_add_exec(code_fragment)着什么意思

时间: 2023-10-07 11:06:54 浏览: 50
这段代码涉及到一个名为 `do_add_exec` 的函数,该函数的参数为 `code_fragment`,表示执行的代码片段。`more` 和 `exception_occurred` 是该函数的返回值,使用了 Python 中的元组解包赋值。其中,`more` 表示需要继续执行的代码片段,`exception_occurred` 表示执行过程中是否出现了异常。这段代码的作用是执行 `code_fragment`,并返回需要继续执行的代码片段和是否出现异常的信息。
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File "D:\PyCharm\plugins\python-ce\helpers\pydev\_pydev_bundle\pydev_code_executor.py", line 109, in add_exec more, exception_occurred = self.do_add_exec(code_fragment)

这段代码出现在 PyDev 插件的源代码文件 `pydev_code_executor.py` 中的 `add_exec` 函数中,该函数的参数为 `code_fragment`,表示待执行的代码片段。这段代码调用了 `do_add_exec` 方法,执行 `code_fragment`,并返回需要继续执行的代码片段和是否出现异常的信息,这些信息被解包后分别赋值给了 `more` 和 `exception_occurred` 变量。如果在执行 `code_fragment` 的过程中出现异常,那么 `exception_occurred` 的值为 `True`,否则为 `False`。

File "D:\PyCharm\plugins\python-ce\helpers\pydev_pydev_bundle\pydev_code_executor.py", line 109, in add_exec more, exception_occurred = self.do_add_exec(code_fragment)这个错误怎么改

这个错误信息并没有明确指出出错的原因,只是告诉我们在 `pydev_code_executor.py` 文件的第 109 行出现了错误。可能的原因有很多,需要结合具体的代码和错误信息来判断。 一些常见的问题可能包括: - 参数传递错误:检查一下在调用 `add_exec` 函数时传递的参数是否正确。 - PyDev 插件版本问题:尝试升级或降级 PyDev 插件的版本。 - Python 环境问题:检查一下代码运行所依赖的 Python 环境是否正确配置。 - 其他问题:还有很多其他可能的问题,需要根据具体情况进一步排查。 如果您能提供更详细的错误信息和相关代码,或者描述一下出现错误的具体情况,那么可能会更有助于解决问题。

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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。

springboot+MyBatis连接MySql数据库遇到问题:### Error querying database. Cause: com.mysql.cj.jdbc.exceptions.CommunicationsException: Communications link failure The last packet successfully received from the server was 11,751 milliseconds ago. The last packet sent successfully to the server was 11,858 milliseconds ago. ### The error may exist in file [/app/tomcat/webapps/project/WEB-INF/classes/mapper/PersonWeekMapper.xml] ### The error may involve com.xmsme.mapper.PersonWeekMapper.selectPersonWeekList-Inline ### The error occurred while setting parameters ### SQL: SELECT count(0) FROM (SELECT WEEK.id, WEEK.sub_time, WEEK.need_thing, WEEK.plan_content, WEEK.target_content, WEEK.sub_time AS update_time, WEEK.create_time, WEEK.week_start, WEEK.user_id, WEEK.week_end, readInfo.id AS readId, readInfo.read_status AS readStatus, updateor.nick_name FROM t_person_weekly AS WEEK LEFT JOIN sys_user sUser ON sUser.user_id = WEEK.user_id LEFT JOIN t_read_info readInfo ON readInfo.business_id = WEEK.id AND readInfo.read_type = 'PER' LEFT JOIN sys_user updateor ON updateor.user_id = WEEK.update_by LEFT JOIN sys_user_role uRole ON uRole.user_id = WEEK.update_by LEFT JOIN sys_user_post uPost ON uPost.user_id = WEEK.user_id LEFT JOIN t_project_person person ON person.user_id = WEEK.user_id LEFT JOIN t_project_person Pperson ON Pperson.project_id = person.project_id WHERE 1 = 1 AND WEEK.is_del = 0 AND WEEK.draft = 'N' AND Pperson.user_id = ? GROUP BY WEEK.id) table_count ### Cause: com.mysql.cj.jdbc.exceptions.CommunicationsException: Communications link failure The last packet successfully received from the server was 11,751 milliseconds ago. The last packet sent successfully to the server was 11,858 milliseconds ago. ; Communications link failure The last packet successfully received from the server was 11,751 milliseconds ago. The last packet sent successfully to the server was 11,858 milliseconds ago.; nested exception is com.mysql.cj.jdbc.exceptions.CommunicationsException: Communications link failure The last packet successfully received from the server was 11,751 milliseconds ago. The last packet sent successfully to the server was 11,858 milliseconds ago.

C:\Anaconda3\python.exe C:/pycharm.z/neo.py Traceback (most recent call last): File "C:\Anaconda3\lib\site-packages\py2neo\client\__init__.py", line 806, in acquire cx = self._free_list.popleft() IndexError: pop from an empty deque During handling of the above exception, another exception occurred: Traceback (most recent call last): File "C:\Anaconda3\lib\site-packages\py2neo\client\bolt.py", line 810, in _audit task.audit() File "C:\Anaconda3\lib\site-packages\py2neo\client\bolt.py", line 1303, in audit raise self._failure py2neo.errors.ClientError: [Security.Unauthorized] The client is unauthorized due to authentication failure. During handling of the above exception, another exception occurred: Traceback (most recent call last): File "C:\pycharm.z\neo.py", line 4, in <module> graph = Graph("bolt://localhost:7687", auth=("neo4j", "password")) File "C:\Anaconda3\lib\site-packages\py2neo\database.py", line 288, in __init__ self.service = GraphService(profile, **settings) File "C:\Anaconda3\lib\site-packages\py2neo\database.py", line 119, in __init__ self._connector = Connector(profile, **connector_settings) File "C:\Anaconda3\lib\site-packages\py2neo\client\__init__.py", line 960, in __init__ self._add_pools(*self._initial_routers) File "C:\Anaconda3\lib\site-packages\py2neo\client\__init__.py", line 982, in _add_pools pool = ConnectionPool.open( File "C:\Anaconda3\lib\site-packages\py2neo\client\__init__.py", line 649, in open seeds = [pool.acquire() for _ in range(init_size or cls.default_init_size)] File "C:\Anaconda3\lib\site-packages\py2neo\client\__init__.py", line 649, in seeds = [pool.acquire() for _ in range(init_size or cls.default_init_size)] File "C:\Anaconda3\lib\site-packages\py2neo\client\__init__.py", line 813, in acquire cx = self._connect() File "C:\Anaconda3\lib\site-packages\py2neo\client\__init__.py", line 764, in _connect cx = Connection.open(self.profile, user_agent=self怎么解决

ERROR: Exception: Traceback (most recent call last): File "E:\Anaconda\envs\pytorch\lib\site-packages\pip\_vendor\urllib3\response.py", line 438, in _error_catcher yield File "E:\Anaconda\envs\pytorch\lib\site-packages\pip\_vendor\urllib3\response.py", line 561, in read data = self._fp_read(amt) if not fp_closed else b"" File "E:\Anaconda\envs\pytorch\lib\site-packages\pip\_vendor\urllib3\response.py", line 527, in _fp_read return self._fp.read(amt) if amt is not None else self._fp.read() File "E:\Anaconda\envs\pytorch\lib\site-packages\pip\_vendor\cachecontrol\filewrapper.py", line 90, in read data = self.__fp.read(amt) File "E:\Anaconda\envs\pytorch\lib\http\client.py", line 463, in read n = self.readinto(b) File "E:\Anaconda\envs\pytorch\lib\http\client.py", line 507, in readinto n = self.fp.readinto(b) File "E:\Anaconda\envs\pytorch\lib\socket.py", line 704, in readinto return self._sock.recv_into(b) File "E:\Anaconda\envs\pytorch\lib\ssl.py", line 1242, in recv_into return self.read(nbytes, buffer) File "E:\Anaconda\envs\pytorch\lib\ssl.py", line 1100, in read return self._sslobj.read(len, buffer) socket.timeout: The read operation timed out During handling of the above exception, another exception occurred: Traceback (most recent call last): File "E:\Anaconda\envs\pytorch\lib\site-packages\pip\_internal\cli\base_command.py", line 160, in exc_logging_wrapper status = run_func(*args) File "E:\Anaconda\envs\pytorch\lib\site-packages\pip\_internal\cli\req_command.py", line 247, in wrapper return func(self, options, args) File "E:\Anaconda\envs\pytorch\lib\site-packages\pip\_internal\commands\install.py", line 419, in run requirement_set = resolver.resolve( File "E:\Anaconda\envs\pytorch\lib\site-packages\pip\_internal\resolution\resolvelib\resolver.py", line 92, in resolve result = self._result = resolver.resolve( File "E:\Anaconda\envs\pytorch\lib\site-packages\pip\_vendor\resolvelib\resolvers.py"

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