indicate that the reverse cheat has been activated line checks if the "xkey has been pressed to activate the slow cheat pygame' keyboard events always use the ordinal values of lowercase lettersnot uppercase always use event key =ord(' 'instead of event key =ord(' 'otherwiseyour program may act as though the key wasn' pressed if event key =k_left or event key =ord(' ')moveright false moveleft true if event key =k_right or event key =ord(' ')moveleft false moveright true if event key =k_up or event key =ord(' ')movedown false moveup true if event key =k_down or event key =ord(' ')moveup false movedown true lines to check if the event was generated by the player pressing one of the arrow or wasd keys there isn' an ordinal value for every key on the keyboardsuch as the arrow keys or the esc key insteadthe pygame locals module provides constant variables to use instead line checks if the player has pressed the left arrow key with event key =k_left notice that pressing down on one of the arrow keys not only sets movement variable to truebut it also sets the movement variable in the opposite direction to false for exampleif the left arrow key is pushed downthen the code on line sets moveleft to truebut it also sets moveright to false this prevents the player from confusing the program into thinking that the player' character should move in two opposite directions at the same time table - lists commonly-used constant variables for the key attribute of keyboard-related event objects table - constant variables for keyboard keys pygame constant variable keyboard key pygame constant variable keyboard key k_left k_home left arrow home k_right right arrow k_end end k_up up arrow k_pageup pgup post questions to