That doesn't look like a 55g tank... Maybe a 40 breeder. In that case, it's not nearly as long and therefore a little better for the snake feeling secure.
They don't like open spaces.
0.1.0 Normal Ball Python
0.1.0 Columbian B.C.I. 2013
1.0.0 EBV Red Group Pastel Hypo Jungle B.C.I. 2013