from pygame import *

init()
screen = display.set_mode((700, 1024))

class Player:
    def __init__(self):
        self.sprite = image.load("tank.png")
        self.rect = self.sprite.get_rect()

    def update_and_display(self):
        screen.blit(self.sprite, self.rect)

p = Player()

# Main Loop
while True:
    # Event processing (keys)
    # Update positions and display
    screen.fill((255, 255, 255))
    p.update_and_display()
    display.flip()