def _decompose_(self, qubits: Sequence['cirq.Qid']) -> 'cirq.OP_TREE':
x0, x1, x2, x3 = self._diag_angles_radians
q0, q1 = qubits
yield common_gates.ZPowGate(exponent=x2 / np.pi).on(q0)
yield common_gates.ZPowGate(exponent=x1 / np.pi).on(q1)
yield common_gates.CZPowGate(exponent=(x3 - (x1 + x2)) / np.pi).on(
q0, q1)
yield common_gates.XPowGate().on_each(q0, q1)
yield common_gates.CZPowGate(exponent=x0 / np.pi).on(q0, q1)
yield common_gates.XPowGate().on_each(q0, q1)
def _decompose_(self, qubits):
yield common_gates.ZPowGate(exponent=self.exponent)(qubits[0])
yield common_gates.ZPowGate(exponent=self.exponent)(qubits[1])
yield common_gates.CZPowGate(exponent=-2 * self.exponent,
global_shift=-self.global_shift / 2)(
qubits[0], qubits[1])
