nichongjia-2007
2023-05-05 b0b8aba7c079b3af4265e0b25849a847bf9266bf
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# -*- coding: utf-8 -*-
 
 
try:
    strtype = basestring
except NameError:
    strtype = str
 
 
def to_s(val):
    try:
        return unicode(val)
    except NameError:
        return str(val)