wrapped read_* methods must always return a value + do not copy __name__ attribute of handler method to wrapped method Change-Id: I54cd4b37cf7452621ee734be393aec4611fe809b Reviewed-on: https://forge.frm2.tum.de/review/c/sine2020/secop/playground/+/27870 Tested-by: Jenkins Automated Tests <pedersen+jenkins@frm2.tum.de> Reviewed-by: Enrico Faulhaber <enrico.faulhaber@frm2.tum.de> Reviewed-by: Markus Zolliker <markus.zolliker@psi.ch>