import random

def rollForInitiative(s):
    'return a hero guy'
    guys = list(s.query(HeroGuy, sort=HeroGuy.DEX.descending, limit=2))
    # leaving out 0 case for simplicity
    if len(guys) == 1:
        return guys[0]
    elif len(guys) == 2:
        winningDEX = guys[0].DEX
        topGuy = s.findFirst(HeroGuy,
                             HeroGuy.DEX == winningDEX,
                             sort=HeroGuy.storeID.descending)
        bottomGuy = s.findFirst(HeroGuy,
                                HeroGuy.DEX == winningDEX,
                                sort=HeroGuy.storeID.ascending)
        spinTheWheel = random.randint(bottomGuy.storeID, topGuy.storeID)
        return s.findFirst(HeroGuy,
                           AND(HeroGuy.DEX == winningDEX,
                               HeroGuy.storeID <= spinTheWheel))
    assert 0, 'wtf'