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import requests


def geocode(address):
    data = requests.get('http://geocode-maps.yandex.ru/1.x/', params={
        'geocode': address,
        'format': 'json',
    }).json()

    try:
        point = data['response']['GeoObjectCollection']['featureMember'][0] \
                    ['GeoObject']['Point']['pos']
    except KeyError:
        return None

    return point.split()