j

src/qutip_qip/circuit.py

@@ -50,6 +50,7 @@
                                         toffoli, controlled_gate, globalphase,
                                         expand_operator, gate_sequence_product,
                                         _GATE_NAME_TO_LABEL,_gate_label)
+
 from qutip import tensor, basis, identity, ket2dm, qeye
 from qutip.qobj import Qobj
 from qutip.measurement import measurement_statistics