Where you drink champagne and it tastes just like coca-cola.
C-O-L-A Cola.... I think Lola would be a great name for a snake. Male OR female.
And yes, I've also popped out mucus plugs from females that looked like sperm plugs. EVERY body who has done this for any length of time has mis-sexed a snake one time or another. If you think it'll never happen to you, trust me, it will sooner or later.