def check_sizes(size, width, height):
 if (not size):
  return (width, height)
 if (len(size) != 2):
  raise ValueError('size argument should be a pair (width, height)')
 if ((width is not None) and (width != size[0])):
  raise ValueError(('size[0] (%r) and width (%r) should match when both are used.' % (size[0], width)))
 if ((height is not None) and (height != size[1])):
  raise ValueError(('size[1] (%r) and height (%r) should match when both are used.' % (size[1], height)))
 return size

def check_sizes ( size , width , height ) : if ( not size ) : return ( width , height ) if ( len ( size ) != 2 ) : raise ValueError ( 'size argument should be a pair (width, height)' ) if ( ( width is not None ) and ( width != size [ 0 ] ) ) : raise ValueError ( ( 'size[0] (%r) and width (%r) should match when both are used.' % ( size [ 0 ] , width ) ) ) if ( ( height is not None ) and ( height != size [ 1 ] ) ) : raise ValueError ( ( 'size[1] (%r) and height (%r) should match when both are used.' % ( size [ 1 ] , height ) ) ) return size
check that these arguments .