def __new__(cls, *args, **kwargs):
try:
exception = kwargs["exception"]
error_cls = type(xstr(exception), (cls,), {})
except KeyError:
error_cls = cls
return Exception.__new__(error_cls, *args)
def type(name):
""" Return the :class:`.Relationship` subclass corresponding to a
given name.
:param name: relationship type name
:returns: `type` object
"""
for s in Relationship.__subclasses__():
if s.__name__ == name:
return s
return type(xstr(name), (Relationship, ), {})
def __repr__(self):
return xstr(cypher_repr(self))