def _start_relational_field(self, field):
        self.indent(2)
        self.xml.startElement("field", {
            "name" : field.name,
            "rel"  : field.rel.__class__.__name__,
            "to"   : smart_unicode(field.rel.to._meta),
        })
Get a session instance from storage given its session id.
dataset/ETHPy150Open AppScale/appscale/AppServer/google/appengine/_internal/django/core/serializers/xml_serializer.py/Serializer._start_relational_field--crossover with--dataset/ETHPy150Open google/simian/src/simian/auth/base.py/AuthSessionBase._Get