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Jupyer Error

No module named ‘jupytext’

	python3 -m pip install jupytext

Jupyter Notebook : ERROR:asyncio:Exception in callback

	jupyter notebook --generate-config
	vim ~/.jupyter/jupyter_notebook_config.py
	# add
	c.NotebookApp.kernel_manager_class = 'notebook.services.kernels.kernelmanager.AsyncMappingKernelManager'

Reference

Jupyter Notebook : ERROR:asyncio:Exception in callback