units_of_measure importing error due to pint verion

[yalinli2]

Hi @yoelcortes , just an FYI, a recent release of pint moved modules around and now you'll get an importing error for this line https://github.com/BioSTEAMDevelopmentGroup/thermosteam/blob/8165979b9636ef77af0829ebd39b091a94f1c83f/thermosteam/units_of_measure.py#L22

now to_units_container is in the util module, but I can't think of a better way than try and except or restricting pint version in setup, thanks!

[yalinli2]

btw, it might have been renamed to Pint...

[yoelcortes]

Thanks for letting me know! It should be fixed now. I am also avoiding any private methods from pint.

[yalinli2]

wonderful and thanks!