I am looking for the answer of this question too…
As far as I remember, Pycharm can run Jupyter notebooks as it is without converting it to script. But then, unfortunately we cannot use pycharm to debug the Jupyter notebook, which make it not useful. This has been a 4 years old feature request.
But maybe this hack will work to debug jupyter notebooks with pycharm… I haven’t tried it yet.
Here is the blog post of the hack described:
See this fastai forum thread for a similar request.
Here is a way to debug a notebook with Pycharm, which I am not convinced to be a good solution.
This is a promising Visual Python Debugger for Jupyter Notebooks project, that did not work for me well. Not always the breakpoints break and seems still buggy.