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File Content: `utils.py`

# Copyright 2013 Donald Stufft and individual contributors
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.

from __future__ import absolute_import, division, print_function

import os

import six


class EncryptedMessage(bytes):
    """
    A bytes subclass that holds a messaged that has been encrypted by a
    :class:`SecretBox`.
    """

    @classmethod
    def _from_parts(cls, nonce, ciphertext, combined):
        obj = cls(combined)
        obj._nonce = nonce
        obj._ciphertext = ciphertext
        return obj

    @property
    def nonce(self):
        """
        The nonce used during the encryption of the :class:`EncryptedMessage`.
        """
        return self._nonce

    @property
    def ciphertext(self):
        """
        The ciphertext contained within the :class:`EncryptedMessage`.
        """
        return self._ciphertext


class StringFixer(object):

    def __str__(self):
        if six.PY3:
            return str(self.__bytes__())
        else:
            return self.__bytes__()


def bytes_as_string(bytes_in):
    if six.PY3:
        return bytes_in.decode('ascii')
    else:
        return bytes_in


def random(size=32):
    return os.urandom(size)

Name	Size	Permission
__pycache__	---	0755
bindings	---	0755
pwhash	---	0755
__init__.py	1170 bytes	0644
_sodium.abi3.so	143400 bytes	0644
encoding.py	1928 bytes	0644
exceptions.py	1858 bytes	0644
hash.py	5928 bytes	0644
hashlib.py	3909 bytes	0644
public.py	13442 bytes	0644
secret.py	5430 bytes	0644
signing.py	7302 bytes	0644
utils.py	1691 bytes	0644

File Content: utils.py

File Content: `utils.py`