settings.py

GAME_SPEED = 2.3  # fps, the more the faster

MAX_PLAYERS = 10
MAX_TOP_SCORES = 15
NUM_COLORS = 6  # set according to the number of css classes

FIELD_SIZE_X = 50  # game field size in characters
FIELD_SIZE_Y = 25

INIT_LENGHT = 3

DIGIT_SPAWN_RATE = 6  # probability to spawn per frame in %
STONE_SPAWN_RATE = 6  # note that digit spawn is calculated for every snake
                      # while stone spawn is calculated once per frame