'''A world for testing the network'''

class LocalWorld():

    def __init__ (self, x=10, y=10, startSpecies = None):
        """Fills an x by y board with the default species
             (most often will be the dead species)"""
        self.width = x
        self.height = y
        self.listeners = []

    def __str__(self):
        """Returns a string of human readable attributes of localworld."""
        printer = ""
        for i in range(self.height):
            printer += "\n"
            for j in range(self.width):
                printer += self.__board[j][i].__str__() + "    "
        return ("Width: " + str(self.width) + " Height: " + str(self.height) + " " + printer + "\n")

    def addListener(self, listener):
        self.listeners.append(listener)

    def update(self, changes):
        for x in self.listeners:
            x.update(changes)
    def main():
        pass