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hemamaps / django-celery   python

Repository URL to install this package:

Version: 3.1.17 

/ compat.py

from __future__ import absolute_import

import os
import sys

from kombu.utils.encoding import bytes_to_str, str_to_bytes

PY2 = sys.version_info[0] == 2
PY3 = sys.version_info[0] == 3


def python_2_unicode_compatible(cls):
    """Taken from Django project (django/utils/encoding.py) & modified a bit to
    always have __unicode__ method available.
    """
    if '__str__' not in cls.__dict__:
        raise ValueError("@python_2_unicode_compatible cannot be applied "
                         "to %s because it doesn't define __str__()." %
                         cls.__name__)

    cls.__unicode__ = cls.__str__

    if PY2:
        cls.__str__ = lambda self: self.__unicode__().encode('utf-8')

    return cls


if PY3:
    unicode = str

    def itervalues(x):
        return x.values()

    def setenv(k, v):
        os.environ[bytes_to_str(k)] = bytes_to_str(v)
else:
    unicode = unicode

    def itervalues(x):  # noqa
        return x.itervalues()

    def setenv(k, v):  # noqa
        os.environ[str_to_bytes(k)] = str_to_bytes(v)