I am totally new to Jupyter Notebook.
Currently, I am using the notebook with R and it is working well.
Now, I tried to use it with Python and I receive the following error.
[I 09:00:52.947 NotebookApp] KernelRestarter: restarting kernel (4/5),
new random portsTraceback (most recent call last):
File "/usr/lib/python3.6/runpy.py", line 193, in _run_module_as_main
"main", mod_spec)File "/usr/lib/python3.6/runpy.py", line 85, in _run_code exec(code,
run_globals)File
"/home/frey/.local/lib/python3.6/site-packages/ipykernel_launcher.py",
line 15, in from ipykernel import kernelapp as appFile
"/home/frey/.local/lib/python3.6/site-packages/ipykernel/init.py",
line 2, in from .connect import *File
"/home/frey/.local/lib/python3.6/site-packages/ipykernel/connect.py",
line 13, in from IPython.core.profiledir import ProfileDirFile "/home/frey/.local/lib/python3.6/site-packages/IPython/init.py",
line 55, in from .terminal.embed import embedFile
"/home/frey/.local/lib/python3.6/site-packages/IPython/terminal/embed.py",
line 16, in from IPython.terminal.interactiveshell import
TerminalInteractiveShellFile
"/home/frey/.local/lib/python3.6/site-packages/IPython/terminal/interactiveshell.py",
line 20, in from prompt_toolkit.formatted_text import PygmentsTokens
ModuleNotFoundError: No module named 'prompt_toolkit.formatted_text'[W 09:00:55.956 NotebookApp] KernelRestarter: restart failed [W
09:00:55.956 NotebookApp] Kernel 24117cd7-38e5-4978-8bda-d1b84f498051
died, removing from map.
Hopefully, someone can help me.
Best Answer
Upgrading
prompt-toolkit
will fix the problem.