Source code for py2neo.ext.batman.util

#!/usr/bin/env python
# -*- encoding: utf-8 -*-

# Copyright 2011-2016, Nigel Small
#
# 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 py2neo.compat import xstr
from py2neo.database.status import GraphError
from py2neo.types import Relatable


[docs]class NodePointer(Relatable): """ Pointer to a :class:`Node` object. This can be used in a batch context to point to a node not yet created. """ #: The address or index to which this pointer points. address = None def __init__(self, address): self.address = address def __repr__(self): return "<NodePointer address=%s>" % self.address def __str__(self): return xstr(self.__unicode__()) def __unicode__(self): return "{%s}" % self.address def __eq__(self, other): return self.address == other.address def __ne__(self, other): return not self.__eq__(other) def __hash__(self): return hash(self.address)
[docs]class BatchError(GraphError): """ Wraps a base :class:`py2neo.GraphError` within a batch context. """ batch = None job_id = None status_code = None uri = None location = None def __init__(self, message, batch, job_id, status_code, uri, location=None, **kwargs): GraphError.__init__(self, message, **kwargs) self.batch = batch self.job_id = job_id self.status_code = status_code self.uri = uri self.location = location