def get_optimal_services(crypto, type_of_service):
    from .crypto_data import crypto_data
    try:
        # get best services from curated list
        return crypto_data[crypto.lower()]['services'][type_of_service]
    except __HOLE__:
        raise ValueError("Invalid cryptocurrency symbol: %s" % crypto)
dataset/ETHPy150Open priestc/moneywagon/moneywagon/core.py/get_optimal_services