from PIL import Image def convertImage ( ) : img = Image . open ( "./image.png" ) img = img . convert ( "RGBA" ) datas = img . getdata ( ) newData = [ ] for items in datas : if item [ 0 ] == 255 and item [ 1 ] == 255 and item [ 2 ] == 255 : newData . append ( ( 255 , 255 , 255 , 0 ) ) else : newData . append ( item ) img . putdata ( newData ) img . save ( "./New.png" , "PNG" ) print ( "Successful" ) convertImage ( )