code: def chance(chances, max_chances):
          
          chances = chances if chances >= 0 else 0
          max_chances = max_chances if max_chances >= 0 else 0
          if chances == 0 and max_chances == 0:
              return False
          
          max_chances = max(max_chances, chances)
          start = (max_chances - chances) / 2
          end = start + chances
          hit = random.random() * max_chances
          return hit >= start and hit <= end
docs: Calculates "chance" out of "max chances".
          Example: 1 chance out of 3 chances (or 33.3%)
  
          :param chances: a chance proportional to maxChances.
  
          :param max_chances: a maximum number of chances
  
          :return: random boolean "chance"