Da code

import pygame,random
running=True
clock = pygame.time.Clock()
mapwidth=40
mapheight=20
tilesize=16
black=(0,0,0)
white=(255,255,255)
blue=(0,0,200)
screen=pygame.display.set_mode((mapwidth*tilesize,mapheight*tilesize))
dirt,grass,rock,stone,diamond,wood,sky="dirt","grass","rock","stone","diamond","wood","sky"
pygame.display.set_caption("")
player16=pygame.image.load("player16.png").convert_alpha()
textures={dirt : pygame.image.load("dirt16.bmp").convert_alpha(),
          grass : pygame.image.load("grass16.bmp").convert_alpha(),
          rock : pygame.image.load("rock16.bmp").convert_alpha(),
          stone : pygame.image.load("stone16.bmp").convert_alpha(),
          diamond : pygame.image.load("diamond16.bmp").convert_alpha(),
          wood : pygame.image.load("wood16.bmp").convert_alpha(),
          sky : pygame.image.load("sky16.bmp").convert_alpha()}
tilemap=[["sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky"],
         ["sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky"],
         ["sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky"],
         ["sky","sky","sky","sky","sky","sky","sky","sky","rock","rock","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky"],
         ["sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","rock","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky"],
         ["sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky"],
         ["sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","rock","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky"],
         ["sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","rock","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky"],
         ["sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky"],
         ["sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky","sky"],
         ["grass","grass","grass","grass","grass","grass","grass","grass","grass","grass","grass","grass","grass","grass","grass","grass","grass","grass","grass","grass","grass","grass","grass","grass","grass","grass","grass","grass","grass","grass","grass","grass","grass","grass","grass","grass","grass","grass","grass","grass"],
         ["dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt"],
         ["dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt"],
         ["dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt"],
         ["dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt"],
         ["dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt"],
         ["dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt"],
         ["dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt"],
         ["dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt"],
         ["dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt","dirt"]]
for row in range(mapheight):
    for column in range(mapwidth):
        screen.blit(textures[tilemap[row][column]], (column*tilesize,row*tilesize))


def update():
    screen.fill(black)
    for row in range(mapheight):
        for column in range(mapwidth):
            screen.blit(textures[tilemap[row][column]], (column*tilesize,row*tilesize))
    for player in players:
        player.update()
        player.move()
        print(player.rect)
    pygame.display.flip()

class Player:
    def __init__(self,x,y,speed):
        self.x=x
        self.y=y
        self.speed=speed
    def update(self):
        screen.blit(player16,(self.x,self.y))
    def move(self):
        keys = pygame.key.get_pressed()
        self.rect=player16.get_rect(center=(self.x, self.y))
        for event in pygame.event.get():
            if event.type==pygame.QUIT:
                running=False
        if keys[pygame.K_RIGHT]:
            self.x+=self.speed
        if keys[pygame.K_LEFT]:
            self.x-=self.speed

players=[Player(0,0,1)]

while running==True:
    clock.tick(60)
    update()