获取文本的unicode编码拼凑字符串

unicode_escape.py

#!/usr/bin/env python
# -*- coding: utf-8 -*-
# Author: Ficapy
# Create: '15/7/27'
# from __future__ import unicode_literals

# 兼容2和3
x = '啦啦啦,'
try:
    x = unicode(x, 'utf-8') if isinstance(x, str) else x
except:
    pass
print(''.join((i.encode('unicode_escape')).decode('utf-8') for i in x).replace('\\u', '%u'))