精灵不在pygame中移动

Question

四天后我的第三个问题，对不起。我设法让我的精灵显示感谢您的帮助，但是与以前的矩形不同，我的精灵无法再向左，向右，向上和向下移动。我不想更改精灵的外观，我只想允许它沿方向移动。

import pygame #Imports pygame
pygame.init() #Initialises pygame

win = pygame.display.set_mode((700, 700)) #Sets window size

pygame.display.set_caption("T1") #Sets title to T1

x = 400 #x character position set to 50
y = 400 #y character position set to 50
width = 64 #width set to 40
height = 64 #height set to 60
vel = 10 #Character speed set to 5
white = (255, 255, 255)
left = False
right = False
up = False
down = False


SP1R = pygame.image.load('Sprite 1 Red.png')
SP1O = pygame.image.load('Sprite 1 Orange.png')
SP1Y = pygame.image.load('Sprite 1 Yellow.png')
SP1G = pygame.image.load('Sprite 1 Green.png')
SP1B = pygame.image.load('Sprite 1 Blue.png')
SP1PU = pygame.image.load('Sprite 1 Purple.png')
SP1PI = pygame.image.load('Sprite 1 Pink.png')
SP2R = pygame.image.load('Sprite 2 Red.png')
SP2O = pygame.image.load('Sprite 2 Orange.png')
SP2Y = pygame.image.load('Sprite 2 Yellow.png')
SP2G = pygame.image.load('Sprite 2 Green.png')
SP2B = pygame.image.load('Sprite 2 Blue.png')
SP2PU = pygame.image.load('Sprite 2 Purple.png')
SP2PI = pygame.image.load('Sprite 2 Pink.png')
SP3R = pygame.image.load('Sprite 3 Red.png')
SP3O = pygame.image.load('Sprite 3 Orange.png')
SP3Y = pygame.image.load('Sprite 3 Yellow.png')
SP3G = pygame.image.load('Sprite 3 Green.png')
SP3B = pygame.image.load('Sprite 3 Blue.png')
SP3PU = pygame.image.load('Sprite 3 Purple.png')
SP3PI = pygame.image.load('Sprite 3 Pink.png')


win.fill((0, 0, 0))
pygame.display.update() #updates the display by doing the above
pygame.draw.line(win, white, [50,50], [50, 600], 5)
pygame.draw.line(win, white, [50,50], [600, 50], 5)
pygame.draw.line(win, white, [600,600], [600, 50], 5)
pygame.draw.line(win, white, [50,600], [600, 600], 5)
pygame.draw.line(win, white, [50,450], [600, 450], 5)
pygame.display.update()


UserSprite = None
while UserSprite == None:
    SpriteName = input("""Choose a sprite [...]""")
    UserSprite = vars()[SpriteName] if SpriteName in vars() else None
    win.blit (UserSprite, (300, 500))
    pygame.display.update()
    pygame.display.flip()

run = True #sets run to true
while run: #While loop for above
    pygame.time.delay(100) #Sets a delay to prevent crashing

    for event in pygame.event.get(): #For loop for event

        if event.type == pygame.QUIT: #If user quits window
            run = False #Do not run

    keys = pygame.key.get_pressed()#Sets keybinds

    if keys[pygame.K_a] and x>55:
        x -= vel
        left = True
        right = False
    elif keys[pygame.K_d] and x <575:
        x += vel
        right = True
        left = False
    else:
        right = False
        left = False

    if keys[pygame.K_w] and y >455:
        y -= vel
        up = True
        down = False
    elif keys[pygame.K_s] and y <565:
        y += vel
        down = True
        up = False

pygame.quit()