The real answer is that it is partisan because it is opposed by Republican voters, and not even drawing plurality support among independent voters. The politicians are just following. https://www.realclearpolitics.com/epolls/other/public_approval_of_the_impeachment_and_removal_of_trump_independents-6960.html …https://twitter.com/saletan/status/1223255630166790145 …
It did not, however, reject abuse of power. I went thru the relevant history herehttps://www.nationalreview.com/2019/10/presidential-impeachment-fundamentally-political-process-as-founders-intended/ …