get_text.py

def get_field(item, key):
    """Returns key from the sourceResource as a list of strings."""
    values = item[u'sourceResource'].get(key, [u' '])
    if isinstance(values, basestring):
        values = [values]
    return values


def get_text(f, json_data):
    for each in json_data:
        title = get_field(each, u'title')
        title = title[-1]

        description = get_field(each, u'description')
        description = description[-1]

        subjects = []
        for subj_info in get_field(each, u'subject'):
            subj = subj_info[u'name']
            subjects.append(subj)
        subject = u', '.join(subjects)

        data = u'{}; {}; {}.\n'.format(title, description, subject)

        # Write the sentence to the 'text_results' file
        f.write(data.decode('utf8'))