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1"""Python 3 compatibility shims
2"""
3import sys
4if sys.version_info[0] < 3:
5 PY3 = False
6 def b(s):
7 return s
8 try:
9 from cStringIO import StringIO
10 except ImportError:
11 from StringIO import StringIO
12 BytesIO = StringIO
13 text_type = unicode
14 binary_type = str
15 string_types = (basestring,)
16 integer_types = (int, long)
17 unichr = unichr
18 reload_module = reload
19else:
20 PY3 = True
21 if sys.version_info[:2] >= (3, 4):
22 from importlib import reload as reload_module
23 else:
24 from imp import reload as reload_module
25 def b(s):
26 return bytes(s, 'latin1')
27 from io import StringIO, BytesIO
28 text_type = str
29 binary_type = bytes
30 string_types = (str,)
31 integer_types = (int,)
32 unichr = chr
34long_type = integer_types[-1]