#
# Copyright 2008 Andi Albrecht <albrecht.andi@gmail.com>
#
# 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.


class CallableString(str):

    def __call__(self):
        return self

    def id(self):
        try:
            return int(self.split('_')[-1])
        except:
            return None

#
# Copyright 2008 Andi Albrecht <albrecht.andi@gmail.com>
#
# 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.


class CallableString(str):

    def __call__(self):
        return str(self)

    def id(self):
        try:
            return int(self.split('_')[-1])
        except:
            return None

Return str(self) instead of self.
Return str(self) instead of self.
