升级Ipython时出现问题（prompt_toolkit不兼容） [英] Problems upgrading Ipython (prompt_toolkit incompatibilities)

问题描述

尝试用这个命令打开一个jupyter笔记本文件（.ipynb文件）
ipython notebook filename.ipynb 然后我在使用ipython时遇到了Error Error。 。

Trying to open a jupyter notebook file (.ipynb file) with this command ipython notebook filename.ipynb then I am getting Below Error while using ipython..

Traceback (most recent call last):
File "c:\python\lib\runpy.py", line 193, in _run_module_as_main
"__main__", mod_spec)
File "c:\python\lib\runpy.py", line 85, in _run_code
exec(code, run_globals)
File "C:\Python\Scripts\ipython.exe\__main__.py", line 5, in <module>
File "c:\python\lib\site-packages\IPython\__init__.py", line 55, in <module>
from .terminal.embed import embed
File "c:\python\lib\site-packages\IPython\terminal\embed.py", line 16, in 
<module>
from IPython.terminal.interactiveshell import TerminalInteractiveShell
File "c:\python\lib\site-packages\IPython\terminal\interactiveshell.py", 
line 18, in <module>
from prompt_toolkit.enums import DEFAULT_BUFFER, EditingMode
ModuleNotFoundError: No module named 'prompt_toolkit'

推荐答案

遇到同样的问题。

我的解决方案是 pip卸载提示 - toolkit 和 pip install prompt-toolkit 。这个已卸载的v1.0.5并安装了v2.0.4。

The solution for me was to pip uninstall prompt-toolkit and pip install prompt-toolkit. This uninstalled v1.0.5 and installed v2.0.4.

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