def __getattr__(self, name):
py_typecheck.check_type(name, str)
_check_struct_or_federated_struct(self, name)
if _is_federated_named_tuple(self):
return ValueImpl(
building_block_factory.create_federated_getattr_call(
self._comp, name), self._context_stack)
if name not in dir(self.type_signature):
raise AttributeError(
'There is no such attribute \'{}\' in this tuple. Valid attributes: ({})'
.format(name, ', '.join(dir(self.type_signature))))
if self._comp.is_struct():
return ValueImpl(getattr(self._comp, name), self._context_stack)
return ValueImpl(building_blocks.Selection(self._comp, name=name),
self._context_stack)
def __getattr__(self, name):
py_typecheck.check_type(name, str)
_check_is_optionally_federated_named_tuple(
self, "__getattr__('{}')".format(name))
if _is_federated_named_tuple(self):
return ValueImpl(
building_block_factory.create_federated_getattr_call(
self._comp, name), self._context_stack)
if name not in dir(self._comp.type_signature):
raise AttributeError(
'There is no such attribute as \'{}\' in this tuple.'.format(
name))
if isinstance(self._comp, building_blocks.Tuple):
return ValueImpl(getattr(self._comp, name), self._context_stack)
return ValueImpl(building_blocks.Selection(self._comp, name=name),
self._context_stack)
def __getattr__(self, name):
py_typecheck.check_type(name, six.string_types)
if (isinstance(self._comp.type_signature, computation_types.FederatedType)
and isinstance(self._comp.type_signature.member,
computation_types.NamedTupleType)):
return ValueImpl(
building_block_factory.create_federated_getattr_call(
self._comp, name), self._context_stack)
elif not isinstance(self._comp.type_signature,
computation_types.NamedTupleType):
raise TypeError(
'Operator getattr() is only supported for named tuples, but the '
'object on which it has been invoked is of type {}.'.format(
self._comp.type_signature))
if name not in dir(self._comp.type_signature):
raise AttributeError(
'There is no such attribute as \'{}\' in this tuple.'.format(name))
if isinstance(self._comp, building_blocks.Tuple):
return ValueImpl(getattr(self._comp, name), self._context_stack)
return ValueImpl(
building_blocks.Selection(self._comp, name=name), self._context_stack)
