def run_algorithm_to_json(params,
algo_input=None,
jsonfile='algorithm.json'):
"""
Run algorithm as named in params.
Using params and algo_input as input data
and save the combined input as a json file. This json is self-contained and
can later be used as a basis to call run_algorithm
Args:
params (dict): Dictionary of params for algo and dependent objects
algo_input (AlgorithmInput): Main input data for algorithm. Optional, an algo may run entirely from params
jsonfile (str): Name of file in which json should be saved
Returns:
Result dictionary containing the jsonfile name
"""
_discover_on_demand()
inputparser = InputParser(params)
inputparser.parse()
inputparser.validate_merge_defaults()
algo_params = copy.deepcopy(inputparser.get_sections())
if algo_input is not None:
input_params = algo_input.to_params()
convert_dict_to_json(input_params)
algo_params['input'] = input_params
algo_params['input']['name'] = algo_input.configuration['name']
logger.debug('Result: {}'.format(
json.dumps(algo_params, sort_keys=True, indent=4)))
with open(jsonfile, 'w') as fp:
json.dump(algo_params, fp, sort_keys=True, indent=4)
logger.info("Algorithm input file saved: '{}'".format(jsonfile))
return {'jsonfile': jsonfile}
def run_algorithm(params, algo_input=None, json_output=False, backend=None):
"""
Run algorithm as named in params.
Using params and algo_input as input data and returning a result dictionary
Args:
params (dict): Dictionary of params for algo and dependent objects
algo_input (AlgorithmInput): Main input data for algorithm. Optional, an algo may run entirely from params
json_output (bool): False for regular python dictionary return, True for json conversion
backend (BaseBackend): Backend object to be used in place of backend name
Returns:
Result dictionary containing result of algorithm computation
"""
algorithm, quantum_instance = build_algorithm_from_dict(
params, algo_input, backend)
value = algorithm.run(quantum_instance)
if isinstance(value, dict) and json_output:
convert_dict_to_json(value)
return value
def json_result(self):
"""Return Experiment Result as JSON."""
return convert_dict_to_json(self.result) if isinstance(
self.result, dict) else None