import qiskit_superstaq as qss
provider = qss.SuperstaqProvider()
brisbane = provider.get_backend("ibmq_brisbane_qpu")

theta = qiskit.circuit.Parameter("θ")
qc = qiskit.QuantumCircuit(2, 2)
qc.append(qss.AceCR(theta), (0, 1))
qc.measure((0, 1), (0, 1))
#      ┌───────────┐┌─┐   
# q_0: ┤0          ├┤M├───
#      │  Acecr(θ) │└╥┘┌─┐
# q_1: ┤1          ├─╫─┤M├
#      └───────────┘ ║ └╥┘
# c: 2/══════════════╩══╩═
#                    0  1 

qc_bound = qc.assign_parameters({theta: np.pi / 3})
#      ┌─────────────┐┌─┐   
# q_0: ┤0            ├┤M├───
#      │  Acecr(π/3) │└╥┘┌─┐
# q_1: ┤1            ├─╫─┤M├
#      └─────────────┘ ║ └╥┘
# c: 2/════════════════╩══╩═
#                      0  1 
brisbane.compile(qc_bound)
# In `main`:
#     SuperstaqServerException: Can't convert parameterized unbounded qiskit circuits. Please let us know if you'd like this feature  
#     (Status code: 400, non-retriable error making request to Superstaq API)
# In `compile-bound`: No exception raised.