__init__.py 文件源码

def east_asian_len(data, encoding=None, ambiguous_width=1):
        """
        Calculate display width considering unicode East Asian Width
        """
        if isinstance(data, text_type):
            return sum([_EAW_MAP.get(east_asian_width(c), ambiguous_width) for c in data])
        else:
            return len(data)