def main() -> None:
args = parse_args(sys.argv[1:])
with PerformanceChecker('Data loading'):
dataset = load_data(args.file)
operation = Operation(dataset)
query = create_query(operation, args)
with PerformanceChecker('Operation'):
results = operation.execute(query)
print('Results: ', results)
def check_results(operation: Operation, query: Query, expected_results: Dict) -> None:
result = operation.execute(query)
assert result == expected_results
