Dungeon generation test

import random

class dungeon():
    def __init__(self): #
        self.map = [[0,0,0,0,0],
                    [0,0,0,0,0],
                    [0,0,0,0,0],
                    [0,0,0,0,0],
                    [0,0,0,0,0]]

        self.spawnpointx = random.randint(0,2)
        self.spawnpointy = random.randint(0, 2)
        self.enemy_room = random.randint(1,2)


    def generatemap(self):
        posx = 0
        posy = 0
        while posx < 5 and posy < 5:
            self.map[posx][posy] = "R"
            posx = posx + 1
            while posx == 5:
                posx = 0
                posy = posy + 1

        posx = 0
        posy = 0

        while posx < 5 and posy < 5:
            if self.enemy_room == 2:
                self.map[posx][posy] = "E"
            self.enemy_room = random.randint(1, 2)
            posx = posx + 1
            while posx == 5:
                posx = 0
                posy = posy + 1

        self.map[self.spawnpointx][self.spawnpointy] = "S"

        return self.map

    def display(self):
        i = 0
        while i < len(self.map):
            print(self.map[i])
            i += 1

    def findlocation(self):
        print("You are in", self.map[self.spawnpointx][self.spawnpointy])

Dungeon = dungeon()

Dungeon.generatemap()
Dungeon.display()
Dungeon.findlocation()