Question

每当我尝试从JupyterLab上的扩展程序GUI安装databrickslabs-jupyterlab-statusbar或jupyterlab-plyto时，都会出现此错误：Error: 500 (Internal Server Error) 我尝试使用jupyter labextension install databrickslabs-jupyterlab-statusbar从命令行安装它，但是出现以下错误：

An error occured.
FileNotFoundError: [WinError 2] The system cannot find the file specified
See the log file for details:  C:\Users\Foo\AppData\Local\Temp\jupyterlab-debug-xbv5956n.log

以下是日志文件的内容：

Node v12.18.3

Yarn configuration loaded.
> "C:\Program Files\nodejs\npm.CMD" pack C:\Users\nonie
Traceback (most recent call last):

  File "c:\python\lib\site-packages\jupyterlab\debuglog.py", line 47, in debug_logging
    yield

  File "c:\python\lib\site-packages\jupyterlab\labextensions.py", line 93, in start
    ans = self.run_task()

  File "c:\python\lib\site-packages\jupyterlab\labextensions.py", line 138, in run_task
    return any([

  File "c:\python\lib\site-packages\jupyterlab\labextensions.py", line 139, in <listcomp>
    install_extension(

  File "c:\python\lib\site-packages\jupyterlab\commands.py", line 388, in install_extension
    return handler.install_extension(extension, pin=pin)

  File "c:\python\lib\site-packages\jupyterlab\commands.py", line 603, in install_extension
    info = self._install_extension(extension, tempdir, pin=pin)

  File "c:\python\lib\site-packages\jupyterlab\commands.py", line 1499, in _install_extension
    info = self._extract_package(extension, tempdir, pin=pin)

  File "c:\python\lib\site-packages\jupyterlab\commands.py", line 1575, in _extract_package
    ret = self._run([which('npm'), 'pack', source], cwd=tempdir)

  File "c:\python\lib\site-packages\jupyterlab\commands.py", line 1751, in _run
    proc = ProgressProcess(cmd, **kwargs)

  File "c:\python\lib\site-packages\jupyterlab\commands.py", line 83, in __init__
    self.proc = self._create_process(

  File "c:\python\lib\site-packages\jupyterlab_server\process.py", line 178, in _create_process
    proc = subprocess.Popen(cmd, **kwargs)

  File "c:\python\lib\subprocess.py", line 854, in __init__
    self._execute_child(args, executable, preexec_fn, close_fds,

  File "c:\python\lib\subprocess.py", line 1307, in _execute_child
    hp, ht, pid, tid = _winapi.CreateProcess(executable, args,

FileNotFoundError: [WinError 2] The system cannot find the file specified

Exiting application: jupyter

有人可以帮忙吗？

JupyterLab将不会安装某些扩展

0 个答案: