嘉渊
2023-07-26 fcac51fbd77005b289def049d244a7c8bb58e770
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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)