def test_json_prep():

    from datetime import datetime

    assert isinstance(util.json_prep({
        'a': datetime.now()
    })['a'], str)
Return the top individuals, by amount contributed.
dataset/ETHPy150Open heiskr/sagefy/server/test/test_modules_util.py/test_json_prep--crossover with--dataset/ETHPy150Open sunlightlabs/python-transparencydata/influenceexplorer.py/Entities.top_n_individuals