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- import sys
- __all__ = (
- 'text_type', 'string_types', 'izip', 'iteritems', 'itervalues',
- 'with_metaclass',
- )
- if sys.version_info[0] >= 3:
- text_type = str
- string_types = (str, )
- izip = zip
- def iteritems(o):
- return o.items()
- def itervalues(o):
- return o.values()
- else:
- text_type = unicode
- string_types = (basestring, )
- from itertools import izip
- def iteritems(o):
- return o.iteritems()
- def itervalues(o):
- return o.itervalues()
- def with_metaclass(meta, base=object):
- return meta("NewBase", (base,), {})
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