unicode.py 文件源码

def strwidth_ucs_2(width_data, string):
    return sum(((
        (
            width_data[east_asian_width(string[i - 1] + symbol)]
        ) if 0xDC00 <= ord(symbol) <= 0xDFFF else (
            0
        ) if combining(symbol) or 0xD800 <= ord(symbol) <= 0xDBFF else (
            width_data[east_asian_width(symbol)]
        )
    ) for i, symbol in enumerate(string)))