def _process_queue(self):
super()._process_queue()
for obj, info in self._queue.items():
QueuingContext.append(obj, **info)
# remove the operation recorder from the queuing
# context
QueuingContext.remove(self)
new_tape = self.expand(depth=5, stop_at=lambda obj: not isinstance(obj, QuantumTape))
self.ops = new_tape.operations
self.obs = new_tape.observables
def test_remove_no_context(self):
"""Test that remove does not fail when no context is present."""
QueuingContext.remove(qml.PauliZ(0))