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1import sys 

2 

3PY3 = sys.version_info[0] == 3 

4 

5if PY3: # pragma: no cover 

6 string_types = (str,) 

7 text_type = str 

8else: # pragma: no cover 

9 string_types = (basestring,) 

10 text_type = unicode 

11 

12if PY3: # pragma: no cover 

13 def u(s): 

14 return s 

15else: # pragma: no cover 

16 def u(s): 

17 return unicode(s, 'unicode_escape') 

18