Create new user equal pi

pi@raspberrypi:~ $ sudo adduser username
pi@raspberrypi:~ $ groups pi
pi : pi adm dialout cdrom sudo audio video plugdev games users input netdev spi i2c gpio
pi@raspberrypi:~ $ sudo usermod -a -G adm,dialout,cdrom,sudo,audio,video,plugdev,games,users,input,netdev,spi,i2c,gpio username