something

import pygame
import random
import sys
import os

from settings import *
from gamemap import*
from lander import*

from os import path
import pygame.freetype

class System:
    def __init__(self):
        pygame.init()
        self.screen = pygame.display.set_mode((width,height))
        pygame.display.set_caption("Propulsion simulation")
        landerstuff = [pygame.image.load("assets/lander2.png"),
                       pygame.image.load("assets/smoke.png")]
        pygame.display.set_icon(landerstuff[0])
        os.environ["SDL_VIDEO_CENTERED"] = "1"
        self.clock = pygame.time.Clock()
        pygame.key.set_repeat(500,100)
        self.load_data()

    def load_data(self):
        mainFolder = path.dirname(__file__)
        imgFolder = path.join(mainFolder, "Assets/")
        self.landerIMG = pygame.image.load(path.join(imgFolder, lander_IMG))
        self.landerIMG = pygame.transform.scale(self.landerIMG, (landerWidth, landerHeight))
        self.backgroundIMG = pygame.image.load(path.join(imgFolder, background_IMG)).convert_alpha()
        self.backgroundIMG = pygame.transform.scale(self.backgroundIMG, (width, height))
        self.map = Map(path.join(mainFolder, 'Maps/map.txt'))
        self.rockIMG = pygame.image.load(path.join(imgFolder, rock_IMG)).convert_alpha()
        self.rockIMG = pygame.transform.scale(self.rockIMG, (tileSize, tileSize))
        self.rockIMG2 = pygame.image.load(path.join(imgFolder, rock_IMG2)).convert_alpha()
        self.rockIMG2 = pygame.transform.scale(self.rockIMG2, (tileSize, tileSize))
        self.rockIMG3 = pygame.image.load(path.join(imgFolder, rock_IMG3)).convert_alpha()
        self.rockIMG3 = pygame.transform.scale(self.rockIMG3, (tileSize, tileSize))

    def new(self):
        self.allSprites = pygame.sprite.Group()
        self.lander = Lander(self, 10, 10)
        self.rocks = pygame.sprite.Group()
        for row, tiles in enumerate(self.map.data):
            for col, tile in enumerate(tiles):
                if tile == '1':
                    Rock(self, col, row)
                if tile == "(":
                    Rock2(self, col, row)
                if tile == ")":
                    Rock3(self, col, row)

        self.camera = Camera(self.map.width, self.map.height)

    def run(self):
        self.playing = True
        while self.playing:
            self.dt = self.clock.tick(FPS) / 1000
            if self.dt > 60:
                self.dt == 60

            self.events()
            self.update()
            self.draw()

    def quit(self):
        pygame.quit()
        sys.exit()

    def update(self):
        self.allSprites.update()
        self.camera.update(self.lander)

    def drawGrid(self):
        for x in range(0, width, tileSize):
            pygame.draw.line(self.screen, lightgrey, (x, 0), (x, height))
        for y in range(0, height, tileSize):
            pygame.draw.line(self.screen, lightgrey, (0, y), (width, y))

    def draw(self):
        GAME_FONT = pygame.font.Font('freesansbold.ttf',15)
        self.screen.fill((BGColour))
        self.screen.blit(self.backgroundIMG,(0,0))

        text1 = str(("{:.2f}".format(self.clock.get_fps())))
        text1 = GAME_FONT.render(("FPS: "+text1), True, (255, 255, 255))
        self.screen.blit(text1, (0, 0))

        for sprite in self.allSprites:
            self.screen.blit(sprite.image, self.camera.apply(sprite))
        pygame.display.flip()

    def events(self):
        for event in pygame.event.get():
            if event.type == pygame.QUIT:
                self.quit()
            if event.type == pygame.KEYDOWN:
                if event.key == pygame.K_ESCAPE:
                    self.quit()

    def startScreen(self):
        pass

    def deathScreen(self):
        pass

g = System()
g.startScreen()
g.drawGrid()

while True:
    g.new()
    g.run()
    g.startScreen()