def __calc_result(index:int, agg_info:Dict[Any, Any], result:Result) -> Result:
"""Get one result of the aggregated result
Args:
index (int): the index of the result
agg_info (Dict[Any, Any]): aggregation information as Dict
result (Result): Result of the aggregated QuantumCircuit
Raises:
Exception: Multiple results are stored in one Result objext
Returns:
Result: the inital result for the given index
"""
result_dict = result.to_dict()
result_dict_copy = copy.deepcopy(result_dict)
qubits_start = agg_info["circuits"][index]["qubits"]["start"]
qubits_stop = agg_info["circuits"][index]["qubits"]["stop"]
n_qubits = qubits_stop - qubits_start
circ_size = agg_info["total_qubits"]
reg_mapping = agg_info["circuits"][index]["reg_mapping"]
data = result.data()["counts"]
counts = {}
bit_mask = sum([2**i for i in range(n_qubits)])
for state in data:
state_int = int(state, 16)
state_int = state_int >> qubits_start
state_int = state_int & bit_mask
state_hex = hex(state_int)
count = data[state]
if state_hex in counts:
counts[state_hex] += count
else:
counts[state_hex] = count
if len(result_dict["results"]) == 1:
result_dict_copy["results"][0]["data"]["counts"] = counts
header = result_dict["results"][0]["header"]
else:
raise Exception("Result length not 1")
clbit_labels = __relabel(reg_mapping, header, "clbit_labels")
qubit_labels = __relabel(reg_mapping, header, "qubit_labels")
creg_sizes = __relabel(reg_mapping, header, "creg_sizes")
qreg_sizes = __relabel(reg_mapping, header, "qreg_sizes")
result_dict_copy["results"][0]["header"]["clbit_labels"] = clbit_labels
result_dict_copy["results"][0]["header"]["creg_sizes"] = creg_sizes
result_dict_copy["results"][0]["header"]["memory_slots"] = n_qubits
result_dict_copy["results"][0]["header"]["name"] = agg_info["circuits"][index]["name"]
if len(qubit_labels) > 0:
result_dict_copy["results"][0]["header"]["qubit_labels"] = qubit_labels
if len(qreg_sizes) > 0:
result_dict_copy["results"][0]["header"]["qreg_sizes"] = qreg_sizes
result_dict_copy["results"][0]["header"]["n_qubits"] = n_qubits
return Result.from_dict(result_dict_copy)
