# Path: openid/kvform.py
# _LOGGER = logging.getLogger(__name__)
# class KVFormError(ValueError):
# def seqToKV(seq, strict=False):
#     def err(msg):
# def kvToSeq(data, strict=False):
#     def err(msg):
# def dictToKV(d):
# def kvToDict(s):
# 
# Path: openid/oidutil.py
# def autoSubmitHTML(form, title='OpenID transaction in progress'):
# def log(message, level=0):
# def appendArgs(url, args):
# def toBase64(s):
# def fromBase64(s):
#     def __init__(self, name):
#     def __eq__(self, other):
#     def __ne__(self, other):
#     def __hash__(self):
#     def __repr__(self):
# def string_to_text(value, deprecate_msg):
# def force_text(value):
# class Symbol(object):
# 
# Path: openid/message.py
# OPENID_NS = oidutil.Symbol('OpenID namespace')
# 
# Path: openid/oidutil.py
# def string_to_text(value, deprecate_msg):
#     """
#     Return input string coverted to text string.
# 
#     If input is text, it is returned as is.
#     If input is binary, it is decoded using UTF-8 to text.
#     """
#     assert isinstance(value, (six.text_type, six.binary_type))
#     if isinstance(value, six.binary_type):
#         warnings.warn(deprecate_msg, DeprecationWarning)
#         value = value.decode('utf-8')
#     return value


import time
import six
from cryptography.hazmat.backends import default_backend
from cryptography.hazmat.primitives import hashes
from cryptography.hazmat.primitives.constant_time import bytes_eq
from cryptography.hazmat.primitives.hmac import HMAC
from openid import kvform, oidutil
from openid.message import OPENID_NS
from .oidutil import string_to_text

    @classmethod
    def deserialize(cls, assoc_s):
        """
        Parse an association as stored by serialize().

        inverse of serialize


        @param assoc_s: Association as serialized by serialize()
        @type assoc_s: six.text_type, six.binary_type is deprecated

        @return: instance of this class
        """
        pairs = kvform.kvToSeq(
            string_to_text(assoc_s, "Binary values for assoc_s are deprecated. Use text input instead."), strict=True)
        keys = []
        values = []
        for k, v in pairs:
            keys.append(k)
            values.append(v)

        if keys != cls.assoc_keys:
            raise ValueError('Unexpected key values: %r', keys)

        version, handle, secret, issued, lifetime, assoc_type = values
        if version != '2':
            raise ValueError('Unknown version: %r' % version)
        issued = int(issued)
        lifetime = int(lifetime)

# Path: openid/kvform.py
# _LOGGER = logging.getLogger(__name__)
# class KVFormError(ValueError):
# def seqToKV(seq, strict=False):
#     def err(msg):
# def kvToSeq(data, strict=False):
#     def err(msg):
# def dictToKV(d):
# def kvToDict(s):
# 
# Path: openid/oidutil.py
# def autoSubmitHTML(form, title='OpenID transaction in progress'):
# def log(message, level=0):
# def appendArgs(url, args):
# def toBase64(s):
# def fromBase64(s):
#     def __init__(self, name):
#     def __eq__(self, other):
#     def __ne__(self, other):
#     def __hash__(self):
#     def __repr__(self):
# def string_to_text(value, deprecate_msg):
# def force_text(value):
# class Symbol(object):
# 
# Path: openid/message.py
# OPENID_NS = oidutil.Symbol('OpenID namespace')
# 
# Path: openid/oidutil.py
# def string_to_text(value, deprecate_msg):
#     """
#     Return input string coverted to text string.
# 
#     If input is text, it is returned as is.
#     If input is binary, it is decoded using UTF-8 to text.
#     """
#     assert isinstance(value, (six.text_type, six.binary_type))
#     if isinstance(value, six.binary_type):
#         warnings.warn(deprecate_msg, DeprecationWarning)
#         value = value.decode('utf-8')
#     return value


# Path: openid/association.py
import time
import six
from cryptography.hazmat.backends import default_backend
from cryptography.hazmat.primitives import hashes
from cryptography.hazmat.primitives.constant_time import bytes_eq
from cryptography.hazmat.primitives.hmac import HMAC
from openid import kvform, oidutil
from openid.message import OPENID_NS
from .oidutil import string_to_text


    @classmethod
    def deserialize(cls, assoc_s):
        """
        Parse an association as stored by serialize().

        inverse of serialize


        @param assoc_s: Association as serialized by serialize()
        @type assoc_s: six.text_type, six.binary_type is deprecated

        @return: instance of this class
        """
        pairs = kvform.kvToSeq(
            string_to_text(assoc_s, "Binary values for assoc_s are deprecated. Use text input instead."), strict=True)
        keys = []
        values = []
        for k, v in pairs:
            keys.append(k)
            values.append(v)

        if keys != cls.assoc_keys:
            raise ValueError('Unexpected key values: %r', keys)

        version, handle, secret, issued, lifetime, assoc_type = values
        if version != '2':
            raise ValueError('Unknown version: %r' % version)
        issued = int(issued)
        lifetime = int(lifetime)

        secret = oidutil.fromBase64(secret)