def get_relationship_properties(self, fields):
model_alias = self.query_builder.get_resource_type(self.model)
mapper = get_mapper(self.model)
if model_alias not in fields:
return list(mapper.relationships.values())
else:
return [
mapper.relationships[field] for field in fields[model_alias]
if field in mapper.relationships.keys()
]
def column_property_expressions(self):
return dict([
(key, attr)
for key, attr
in get_mapper(self.model).attrs.items()
if (
isinstance(attr, sa.orm.ColumnProperty) and
not isinstance(attr.columns[0], sa.Column)
)
])
def column_property_expressions(self):
return dict([
(key, attr)
for key, attr
in get_mapper(self.model).attrs.items()
if (
isinstance(attr, sa.orm.ColumnProperty) and
not isinstance(attr.columns[0], sa.Column)
)
])
def get_relationship_properties(self, fields):
model_alias = self.query_builder.get_resource_type(self.model)
mapper = get_mapper(self.model)
if model_alias not in fields:
return list(mapper.relationships.values())
else:
return [
mapper.relationships[field]
for field in fields[model_alias]
if field in mapper.relationships.keys()
]
def is_relationship_field(self, field):
return field in get_mapper(self.model).relationships.keys()
def is_relationship_field(self, field):
return field in get_mapper(self.model).relationships.keys()
