ENH: use int for indexing otherwise numpy will fail in future
ENH: use int for indexing otherwise numpy will fail in future
YannickDieter/testbeam_analysis,YannickDieter/testbeam_analysis,YannickDieter/testbeam_analysis,SiLab-Bonn/testbeam_analysis,SiLab-Bonn/testbeam_analysis,SiLab-Bonn/testbeam_analysis,YannickDieter/testbeam_analysis,SiLab-Bonn/testbeam_analysis