business.json is not converted to business.csv about dataset-examples HOT 2 CLOSED

Example:

    d = {
        'a': {
            'b': 2,
            'c': 3,
            },
    }
    key = 'a.b'

    will return: 2

"""
print (key)
print(d)

if '.' not in key:
    if key not in d:
        return None
    return d[key]
base_key, sub_key = key.split('.', 1)
if base_key not in d:
    return None
sub_dict = d[base_key]
**if sub_dict is None:
    return None**
return get_nested_value(sub_dict, sub_key)