使用jupyter报错：
Traceback (most recent call last):
File "D:\Anaconda3\lib\site-packages\tornado\web.py", line 1699, in _execute
result = await result
File "D:\Anaconda3\lib\site-packages\tornado\gen.py", line 736, in run
yielded = self.gen.throw(*exc_info) # type: ignore
File "D:\Anaconda3\lib\site-packages\notebook\services\sessions\handlers.py", line 73, in post
type=mtype))
File "D:\Anaconda3\lib\site-packages\tornado\gen.py", line 729, in run
value = future.result()
File "D:\Anaconda3\lib\site-packages\tornado\gen.py", line 736, in run
yielded = self.gen.throw(*exc_info) # type: ignore
File "D:\Anaconda3\lib\site-packages\notebook\services\sessions\sessionmanager.py", line 79, in create_session
kernel_id = yield self.start_kernel_for_session(session_id, path, name, type, kernel_name)
File "D:\Anaconda3\lib\site-packages\tornado\gen.py", line 729, in run
value = future.result()
File "D:\Anaconda3\lib\site-packages\tornado\gen.py", line 736, in run
yielded = self.gen.throw(*exc_info) # type: ignore
File "D:\Anaconda3\lib\site-packages\notebook\services\sessions\sessionmanager.py", line 92, in start_kernel_for_session
self.kernel_manager.start_kernel(path=kernel_path, kernel_name=kernel_name)
File "D:\Anaconda3\lib\site-packages\tornado\gen.py", line 729, in run
value = future.result()
File "D:\Anaconda3\lib\site-packages\tornado\gen.py", line 209, in wrapper
yielded = next(result)
File "D:\Anaconda3\lib\site-packages\notebook\services\kernels\kernelmanager.py", line 160, in start_kernel
super(MappingKernelManager, self).start_kernel(**kwargs)
File "D:\Anaconda3\lib\site-packages\jupyter_client\multikernelmanager.py", line 110, in start_kernel
km.start_kernel(**kwargs)
File "D:\Anaconda3\lib\site-packages\jupyter_client\manager.py", line 259, in start_kernel
**kw)
File "D:\Anaconda3\lib\site-packages\jupyter_client\manager.py", line 204, in _launch_kernel
return launch_kernel(kernel_cmd, **kw)
File "D:\Anaconda3\lib\site-packages\jupyter_client\launcher.py", line 138, in launch_kernel
proc = Popen(cmd, **kwargs)
File "D:\Anaconda3\lib\subprocess.py", line 775, in __init__
restore_signals, start_new_session)
File "D:\Anaconda3\lib\subprocess.py", line 1178, in _execute_child
startupinfo)
FileNotFoundError: [WinError 2] 系统找不到指定的文件。
原因：
今天C盘爆了，把Anaconda相关的移到D盘中，导致jupyter notebook没有找到正确的Python路径
解决方法：
在Anaconda Prompt中输入：
jupyter kernelspec list
走到这个目录下，打开里面的kernel.jason文件，查看Python编译器的路径是否正确
