def filter_css(container, properties, names=()):
 properties = normalize_filter_css(properties)
 return transform_css(container, transform_sheet=partial(filter_sheet, properties=properties), transform_style=partial(filter_declaration, properties=properties), names=names)

def filter_css ( container , properties , names = ( ) ) : properties = normalize_filter_css ( properties ) return transform_css ( container , transform_sheet = partial ( filter_sheet , properties = properties ) , transform_style = partial ( filter_declaration , properties = properties ) , names = names )
remove the specified css properties from all css rules in the book .