# A really dumb pickle replacement, that converts the given object into a

# string with the repr function. Only objects that support repr and

# for which eval(repr(a))==a holds are accepted.

#

# Copyright (c) 2005 Nokia Corporation

#

# 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.

def dump(obj, file, protocol=None, bin=None):

    file.write(dumps(obj,protocol,bin))

def dumps(obj, protocol=None, bin=None):

    if protocol or bin:

        raise "Arguments protocol and bin not implemented."

    objstr=repr(obj)

    # check that the object can be unpickled properly

    if eval(objstr)!=obj:

        raise "Sorry, dumbpickle can't pickle this object because "+\

              "eval(repr(obj))!=obj."

    return objstr

def load(file):

    return loads(' '.join(file.readlines()))

def loads(string):

    return eval(string)