python - 如何解决jupyter notebook中“启动内核失败”的问题
问题描述
尝试使用 python 版本启动 jupyter notebook 时,3.7.4
遇到以下错误:
无法启动内核消息是...
Traceback (most recent call last):
File "C:\Users\felixkim1023\AppData\Local\Continuum\anaconda3\lib\site-packages\tornado\web.py", line 1699, in _execute
result = await result
File "C:\Users\felixkim1023\AppData\Local\Continuum\anaconda3\lib\site-packages\tornado\gen.py", line 742, in run
yielded = self.gen.throw(*exc_info) # type: ignore
File "C:\Users\felixkim1023\AppData\Local\Continuum\anaconda3\lib\site-packages\notebook\services\sessions\handlers.py", line 72, in post
type=mtype))
File "C:\Users\felixkim1023\AppData\Local\Continuum\anaconda3\lib\site-packages\tornado\gen.py", line 735, in run
value = future.result()
File "C:\Users\felixkim1023\AppData\Local\Continuum\anaconda3\lib\site-packages\tornado\gen.py", line 742, in run
yielded = self.gen.throw(*exc_info) # type: ignore
File "C:\Users\felixkim1023\AppData\Local\Continuum\anaconda3\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 "C:\Users\felixkim1023\AppData\Local\Continuum\anaconda3\lib\site-packages\tornado\gen.py", line 735, in run
value = future.result()
File "C:\Users\felixkim1023\AppData\Local\Continuum\anaconda3\lib\site-packages\tornado\gen.py", line 742, in run
yielded = self.gen.throw(*exc_info) # type: ignore
File "C:\Users\felixkim1023\AppData\Local\Continuum\anaconda3\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 "C:\Users\felixkim1023\AppData\Local\Continuum\anaconda3\lib\site-packages\tornado\gen.py", line 735, in run
value = future.result()
File "C:\Users\felixkim1023\AppData\Local\Continuum\anaconda3\lib\site-packages\tornado\gen.py", line 209, in wrapper
yielded = next(result)
File "C:\Users\felixkim1023\AppData\Local\Continuum\anaconda3\lib\site-packages\notebook\services\kernels\kernelmanager.py", line 168, in start_kernel
super(MappingKernelManager, self).start_kernel(**kwargs)
File "C:\Users\felixkim1023\AppData\Local\Continuum\anaconda3\lib\site-packages\jupyter_client\multikernelmanager.py", line 110, in start_kernel
km.start_kernel(**kwargs)
File "C:\Users\felixkim1023\AppData\Local\Continuum\anaconda3\lib\site-packages\jupyter_client\manager.py", line 240, in start_kernel
self.write_connection_file()
File "C:\Users\felixkim1023\AppData\Local\Continuum\anaconda3\lib\site-packages\jupyter_client\connect.py", line 547, in write_connection_file
kernel_name=self.kernel_name
File "C:\Users\felixkim1023\AppData\Local\Continuum\anaconda3\lib\site-packages\jupyter_client\connect.py", line 212, in write_connection_file
with secure_write(fname) as f:
File "C:\Users\felixkim1023\AppData\Local\Continuum\anaconda3\lib\contextlib.py", line 112, in __enter__
return next(self.gen)
File "C:\Users\felixkim1023\AppData\Local\Continuum\anaconda3\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\\felixkim1023\\AppData\\Roaming\\jupyter\\runtime\\kernel-0a76fc02-0376-4747-a88f-0effa941a976.json'
我该如何解决这个问题?
解决方案
PermissionError: [Errno 13] Permission denied: 'C:\\Users\\felixkim1023\\AppData\\Roaming\\jupyter\\runtime\\kernel-0a76fc02-0376-4747-a88f-0effa941a976.json'
这句话很清楚,你没有权限。如果您在 bash shell 中,请务必使用 sudo 运行您的命令,即:
sudo jupyter notebook
如果您不是(例如您在 Windows Powershell 中),请确保以管理员身份启动 shell(右键单击以管理员身份启动)。
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