def create_strategy_variant_request(variant_id, strategy, legs):
    """ Simple utility function to generate a StrategyVariantRequest structure
    as required by the Get markets/quotes/strategies API call.

    Arguments:
    variant_id (int)    --  Variant ID
    strategy (enum)     --  Strategy type 
    legs (dic list)     --  Array of Strategy legs
    """
    strategy_variant_request = {'variantId': variant_id, 'strategy':
        strategy, 'legs': legs}
    return strategy_variant_request
