Moved to the colubrid section

With many colubrids it's about holding tight moving your hand as the snake moves and keep handling on a regular basis until they finally settle down, and yes they will bite and must

While BP are prone to stress when handled leading to various issues it's not something to be feared with the large majority of colubrids, it will take time and work but eventually it will likely grow out of it especially if you have a young individual on your hand.