qiskit.providers.aer.library.save_unitary

save_unitary(self, label='unitary', pershot=False)

Save the current state of the unitary simulator.

Parameters

• label (str) – the key for retrieving saved data from results.

• pershot (bool) – if True save a list of unitaries for each shot of the simulation [Default: False].

Returns

with attached instruction.

Return type

QuantumCircuit

Note

This instruction is always defined across all qubits in a circuit.