extract_database.py 文件源码

def add_input_info_for_external_exchanges(activities, names):
    """Add details on exchange inputs from other databases"""
    names = set(names)
    cache = {}

    for ds in tqdm(activities):
        for exc in ds['exchanges']:
            if 'input' not in exc or exc['input'][0] in names:
                continue
            if exc['input'] not in cache:
                cache[exc['input']] = ActivityDataset.get(
                    ActivityDataset.database == exc['input'][0],
                    ActivityDataset.code == exc['input'][1],
                )
            obj = cache[exc['input']]
            exc['name'] = obj.name
            exc['product'] = obj.product
            exc['unit'] = obj.data['unit']
            exc['location'] = obj.location
            if exc['type'] == 'biosphere':
                exc['categories'] = obj.data['categories']