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Jupyter notebook并没有用python 3.7打开anaconda 3_Python_Windows_Jupyter Notebook_Anaconda_Conda - Fatal编程技术网

Jupyter notebook并没有用python 3.7打开anaconda 3

Jupyter notebook并没有用python 3.7打开anaconda 3,python,windows,jupyter-notebook,anaconda,conda,Python,Windows,Jupyter Notebook,Anaconda,Conda,我用python 3.7在windows 10上安装了anaconda3,但当我从anaconda navigator或从“开始”菜单打开jupyter笔记本时,它没有打开,从anaconda提示符显示以下消息: Traceback (most recent call last): File "C:\ProgramData\Anaconda3\Scripts\jupyter-notebook-script.py", line 6, in <module> from not

我用python 3.7在windows 10上安装了anaconda3,但当我从anaconda navigator或从“开始”菜单打开jupyter笔记本时,它没有打开,从anaconda提示符显示以下消息:

Traceback (most recent call last):
  File "C:\ProgramData\Anaconda3\Scripts\jupyter-notebook-script.py", line 6, in <module>
    from notebook.notebookapp import main
  File "C:\ProgramData\Anaconda3\lib\site-packages\notebook\notebookapp.py", line 80, in <module>
    from .services.contents.manager import ContentsManager
  File "C:\ProgramData\Anaconda3\lib\site-packages\notebook\services\contents\manager.py", line 17, in <module>
    from nbformat import sign, validate as validate_nb, ValidationError
  File "C:\ProgramData\Anaconda3\lib\site-packages\nbformat\__init__.py", line 32, in <module>
    from .validator import validate, ValidationError
  File "C:\ProgramData\Anaconda3\lib\site-packages\nbformat\validator.py", line 12, in <module>
    from jsonschema import ValidationError
  File "C:\ProgramData\Anaconda3\lib\site-packages\jsonschema\__init__.py", line 14, in <module>
    from jsonschema._format import (
  File "C:\ProgramData\Anaconda3\lib\site-packages\jsonschema\_format.py", line 240, in <module>
    @_checks_drafts(draft7="idn-hostname", raises=idna.IDNAError)
AttributeError: module 'idna' has no attribute 'IDNAError'
回溯(最近一次呼叫最后一次):
文件“C:\ProgramData\Anaconda3\Scripts\jupyter notebook script.py”,第6行,在
从notebook.notebookapp导入主
文件“C:\ProgramData\Anaconda3\lib\site packages\notebook\notebookapp.py”,第80行,在
从.services.contents.manager导入内容管理器
文件“C:\ProgramData\Anaconda3\lib\site packages\notebook\services\contents\manager.py”,第17行,在
从nbformat导入符号,验证为validate\u nb,ValidationError
文件“C:\ProgramData\Anaconda3\lib\site packages\nbformat\\uuuu init\uuuu.py”,第32行,在
从.validator导入验证,验证错误
文件“C:\ProgramData\Anaconda3\lib\site packages\nbformat\validator.py”,第12行,在
从jsonschema导入验证错误
文件“C:\ProgramData\Anaconda3\lib\site packages\jsonschema\\uuuu init\uuuuu.py”,第14行,在
从jsonschema.\u格式导入(
文件“C:\ProgramData\Anaconda3\lib\site packages\jsonschema\\ u format.py”,第240行,格式为
@_检查草稿(draft7=“idn hostname”,raises=idna.IDNAError)
AttributeError:模块“idna”没有属性“IDNAError”

安装目录是“C:\ProgramData\Anaconda3”

简单的方法是通过运行下面的命令来安装idna

$pip安装idna


这应该可以解决问题。

为什么要更改默认安装选项?您是如何安装Anaconda的?您能提供一些关于版本、环境等的信息吗?我没有更改我刚刚为所有用户安装的默认目录,它的默认目录是programData,我从他们的办公室下载了Anaconda官方网站windows 64位图形安装程序,python 3.7版本anaconda 2020 64位,起初我无法打开anaconda navigator或prompt,然后我将环境变量PYTHONPATH和PYTHONHOME添加到anaconda目录,然后navigator和prompt开始工作。Spyder也工作正常,但我无法打开jupyter或jupyter lab