Dev gzf (#1379)

zhifu gao

2024-02-22 20c35cdbc7ab0962629c9d88fd0ca07ad3968050

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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)