ÿØÿàJFIFÿþ ÿÛC       ÿÛC ÿÀÿÄÿÄ"#QrÿÄÿÄ&1!A"2qQaáÿÚ ?Øy,æ/3JæݹÈ߲؋5êXw²±ÉyˆR”¾I0ó2—PI¾IÌÚiMö¯–þrìN&"KgX:Šíµ•nTJnLK„…@!‰-ý ùúmë;ºgµŒ&ó±hw’¯Õ@”Ü— 9ñ-ë.²1<yà‚¹ïQÐU„ہ?.’¦èûbß±©Ö«Âw*VŒ) `$‰bØԟ’ëXÖ-ËTÜíGÚ3ð«g Ÿ§¯—Jx„–’U/ÂÅv_s(Hÿ@TñJÑãõçn­‚!ÈgfbÓc­:él[ðQe 9ÀPLbÃãCµm[5¿ç'ªjglå‡Ûí_§Úõl-;"PkÞÞÁQâ¼_Ñ^¢SŸx?"¸¦ùY騐ÒOÈ q’`~~ÚtËU¹CڒêV  I1Áß_ÿÙ# 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 class CryptoError(Exception): """ Base exception for all nacl related errors """ class BadSignatureError(CryptoError): """ Raised when the signature was forged or otherwise corrupt. """ class RuntimeError(RuntimeError, CryptoError): pass class AssertionError(AssertionError, CryptoError): pass class TypeError(TypeError, CryptoError): pass class ValueError(ValueError, CryptoError): pass class InvalidkeyError(CryptoError): pass def ensure(cond, *args, **kwds): """ Return if a condition is true, otherwise raise a caller-configurable :py:class:`Exception` :param bool cond: the condition to be checked :param sequence args: the arguments to be passed to the exception's constructor The only accepted named parameter is `raising` used to configure the exception to be raised if `cond` is not `True` """ _CHK_UNEXP = 'check_condition() got an unexpected keyword argument {0}' raising = kwds.pop('raising', AssertionError) if kwds: raise TypeError(_CHK_UNEXP.format(repr(kwds.popitem()[0]))) if cond is True: return raise raising(*args)