そんなことせんでも動いてるけど
一応ぐぐったら出るぞ
http://yuan-jiu.asablo.jp/blog/2014/04/08/7270185
https://stackoverflow.com/questions/22490233/win32com-import-error-python-3-4
https://stackoverflow.com/questions/58612306/how-to-fix-importerror-dll-load-failed-while-importing-win32api
http://blog.livedoor.jp/blackcode/archives/python-win32api-import-error.html
https://github.com/mhammond/pywin32/issues/1431
https://www.atmarkit.co.jp/ait/articles/1007/01/news131.html