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"""Python 2/3 compatibility.
This module only exists to avoid a dependency on six
for very trivial stuff. We only need to take care of
string types, buffers and metaclasses.
Parts of the code is copied directly from six:
https://bitbucket.org/gutworth/six
"""
import sys
PY2 = sys.version_info[0] == 2
PY3 = sys.version_info[0] == 3
if PY3:
def u(s, encoding=None):
return str(s)
range = range
text_type = str
string_types = (str,)
from io import StringIO
elif PY2:
def u(s, encoding=None):
encoding = encoding or 'unicode-escape'
try:
return unicode(s)
except UnicodeDecodeError:
return unicode(s, encoding)
range = xrange
text_type = unicode
string_types = (basestring,)
from StringIO import StringIO
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