[EDIT] FILE: basestring.py

""" An implementation of the basestring type for Python 3 Example use: >>> s = b'abc' >>> assert isinstance(s, basestring) >>> from past.types import str as oldstr >>> s2 = oldstr(b'abc') >>> assert isinstance(s2, basestring) """ import sys from past.utils import with_metaclass, PY2 if PY2: str = unicode ver = sys.version_info[:2] class BaseBaseString(type): def __instancecheck__(cls, instance): return isinstance(instance, (bytes, str)) def __subclasscheck__(cls, subclass): return super(BaseBaseString, cls).__subclasscheck__(subclass) or issubclass(subclass, (bytes, str)) class basestring(with_metaclass(BaseBaseString)): """ A minimal backport of the Python 2 basestring type to Py3 """ __all__ = ['basestring']
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