not hasattr(x, '__len__') as scalar detection

v0.22-alpha

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PolyNum class in 1 file

v0.21-alpha 2018-05-21. PolyNum class in 1 file for better code clarity

Better speed of interactive graphs

Better speed of interactive graphs and dash plot.ly version

Initial release

PN.py packet is working as standalone.

Import future and six - used for possibly use Py2.7, but all is tested only in python 3.6+ (Spider)
Other imports are for optionally use different floating-point types or for tests (doctest).

Some configuration parameters can be changed in Jupyter notebook - just after importing PolyNumConf its const can be changed efficiently before loading any other PNlib files.