optional pickleshare

[Carreau]

No description provided.

[RafalSkolasinski]

I believe due to this change there is an annoying warning appearing when trying to complete root modules

Python 3.10.13 (main, Sep 11 2023, 13:44:35) [GCC 11.2.0]
Type 'copyright', 'credits' or 'license' for more information
IPython 8.17.2 -- An enhanced Interactive Python. Type '?' for help.

/home/rskolasinski/miniconda3/envs/test/lib/python3.10/site-packages/IPython/core/completerlib.py:120: UserWarning: using rootmodules_cache requires you to install the `pickleshare` library.
  rootmodules_cache = ip.db.get('rootmodules_cache', {})
In [1]: import os