How to use the investpy.get_bonds_dict function in investpy

'as_json': True
        },
        {
            'country': 'spain',
            'columns': ['full_name', 'name'],
            'as_json': False
        },
        {
            'country': 'spain',
            'columns': None,
            'as_json': False
        },
    ]

    for param in params:
        investpy.get_bonds_dict(country=param['country'],
                                columns=param['columns'],
                                as_json=param['as_json'])

    investpy.get_bond_countries()

    params = [
        {
            'as_json': True,
            'order': 'ascending',
        },
        {
            'as_json': False,
            'order': 'ascending',
        },
        {
            'as_json': True,

},
        {
            'country': 'spain',
            'columns': 0,
            'as_json': True
        },
        {
            'country': 'spain',
            'columns': ['error'],
            'as_json': False
        },
    ]

    for param in params:
        try:
            investpy.get_bonds_dict(country=param['country'],
                                    columns=param['columns'],
                                    as_json=param['as_json'])
        except:
            pass

    params = [
        {
            'bond': None,
            'as_json': False,
            'order': 'ascending',
            'interval': 'Daily'
        },
        {
            'bond': 'Argentina 3Y',
            'as_json': 'error',
            'order': 'ascending',