def parse_size(image, size):
        """
        Parse a size string (i.e. "200", "200x100", "x200", etc.) into a
        (width, height) tuple.
        """
        bits = size.split("x")
        if image.size[0] == 0 or image.size[1] == 0:
            ratio = 1.0
        else:
            ratio = float(image.size[0]) / float(image.size[1])

        if len(bits) == 1 or not bits[1]:
            width = int(bits[0])
            height = int(1 / ratio * width)
        elif not bits[0]:
            height = int(bits[1])
            width = int(height * ratio)
        else:
            width, height = map(int, bits)
        return width, height
def parse_size ( image , size ) : bits = size . split ( "x" ) if image . size [ 0 ] == 0 or image . size [ 1 ] == 0 : ratio = 1.0 else : ratio = float ( image . size [ 0 ] ) / float ( image . size [ 1 ] ) if len ( bits ) == 1 or not bits [ 1 ] : width = int ( bits [ 0 ] ) height = int ( 1 / ratio * width ) elif not bits [ 0 ] : height = int ( bits [ 1 ] ) width = int ( height * ratio ) else : width , height = map ( int , bits ) return width , height
Parse a size string (i.e. "200", "200x100", "x200", etc.) into a
        (width, height) tuple.