Synnefo

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#      copyright notice, this list of conditions and the following

#      disclaimer.

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# WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR

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def camelCase(s):

    return s[0].lower() + s[1:]

class Fault(Exception):

    def __init__(self, message='', details='', name=''):

        Exception.__init__(self, message, details, name)

        self.message = message

        self.details = details

        self.name = name or camelCase(self.__class__.__name__)

class BadRequest(Fault):

    code = 400

class Unauthorized(Fault):

    code = 401

class InternalServerError(Fault):

    code = 500

class Forbidden(Fault):

    code = 403

class ItemNotFound(Fault):

    code = 404