Python-kenel 错误：PermissionError：[Errno 13] 权限被拒绝：答案

【问题标题】：Python-kenel error:PermissionError: [Errno 13] Permission denied:Python-kenel 错误：PermissionError：[Errno 13] 权限被拒绝：
【发布时间】：2020-02-07 00:28:25
【问题描述】：

我设置了张量流的环境。我想检查它是否运行良好。所以我打开 Jupyter Notebook

当我打开 Jupyter Notebook 并建立一个新文件时，它显示 kenel 错误。

Traceback (most recent call last):
  File "D:\Anaconda3\envs\tensor36\lib\site-packages\tornado\web.py", line 1699, in _execute
    result = await result
  File "D:\Anaconda3\envs\tensor36\lib\site-packages\tornado\gen.py", line 742, in run
    yielded = self.gen.throw(*exc_info)  # type: ignore
  File "D:\Anaconda3\envs\tensor36\lib\site-packages\notebook\services\sessions\handlers.py", line 72, in post
    type=mtype))
  File "D:\Anaconda3\envs\tensor36\lib\site-packages\tornado\gen.py", line 735, in run
    value = future.result()
  File "D:\Anaconda3\envs\tensor36\lib\site-packages\tornado\gen.py", line 742, in run
    yielded = self.gen.throw(*exc_info)  # type: ignore
  File "D:\Anaconda3\envs\tensor36\lib\site-packages\notebook\services\sessions\sessionmanager.py", line 88, in create_session
    kernel_id = yield self.start_kernel_for_session(session_id, path, name, type, kernel_name)
  File "D:\Anaconda3\envs\tensor36\lib\site-packages\tornado\gen.py", line 735, in run
    value = future.result()
  File "D:\Anaconda3\envs\tensor36\lib\site-packages\tornado\gen.py", line 742, in run
    yielded = self.gen.throw(*exc_info)  # type: ignore
  File "D:\Anaconda3\envs\tensor36\lib\site-packages\notebook\services\sessions\sessionmanager.py", line 101, in start_kernel_for_session
    self.kernel_manager.start_kernel(path=kernel_path, kernel_name=kernel_name)
  File "D:\Anaconda3\envs\tensor36\lib\site-packages\tornado\gen.py", line 735, in run
    value = future.result()
  File "D:\Anaconda3\envs\tensor36\lib\site-packages\tornado\gen.py", line 209, in wrapper
    yielded = next(result)
  File "D:\Anaconda3\envs\tensor36\lib\site-packages\notebook\services\kernels\kernelmanager.py", line 168, in start_kernel
    super(MappingKernelManager, self).start_kernel(**kwargs)
  File "D:\Anaconda3\envs\tensor36\lib\site-packages\jupyter_client\multikernelmanager.py", line 110, in start_kernel
    km.start_kernel(**kwargs)
  File "D:\Anaconda3\envs\tensor36\lib\site-packages\jupyter_client\manager.py", line 240, in start_kernel
    self.write_connection_file()
  File "D:\Anaconda3\envs\tensor36\lib\site-packages\jupyter_client\connect.py", line 547, in write_connection_file
    kernel_name=self.kernel_name
  File "D:\Anaconda3\envs\tensor36\lib\site-packages\jupyter_client\connect.py", line 212, in write_connection_file
    with secure_write(fname) as f:
  File "D:\Anaconda3\envs\tensor36\lib\contextlib.py", line 81, in __enter__
    return next(self.gen)
  File "D:\Anaconda3\envs\tensor36\lib\site-packages\jupyter_client\connect.py", line 102, in secure_write
    with os.fdopen(os.open(fname, open_flag, 0o600), mode) as f:
PermissionError: [Errno 13] Permission denied: 'C:\\Users\\Huazhi\\AppData\\Roaming\\jupyter\\runtime\\kernel-c1e93dc8-b336-4fdd-a028-7c001460bc4f.json'

【问题讨论】：

标签： python django python-3.x tensorflow jupyter-notebook

【解决方案1】：

也许这样可以解决这个问题：

在启动Anaconda Prompt时，右键选择“使用管理员账户运行程序”，然后输入“jupyter notebook”回车即可打开Notebook，即可正常使用。

【讨论】：

【解决方案2】：

尝试将您的 jupyter notebook 降级到 5.3.1 版。

conda install jupyter_client=5.3.1

【讨论】：