randym/axlsx — comment on commit 6267d20703af8cdd3bed97ff5b71b4faa4dd2232
File:  line 0
By randym:

Thanks michaelklishin. This is just another case of rtfm. The time docs clearly state that on 'some' operating system negative values will/will not work. I decided to just get insert the offset from epoc instead of creating time objects and the build is *finally!* green.