@staticmethod
def round_geocoordinates(item, precision=4):
    """
        We round geo coordinates to `precision` decimal places.

        See https://en.wikipedia.org/wiki/Decimal_degrees

        :param item:
        :param precision:
        :return: item
        """
    for attr_ in ['cldf_latitude', 'cldf_longitude']:
        if item.get(attr_):
            item[attr_] = round(item[attr_], precision)
    return item
