def validate_load_balancer_sku(namespace):
    'Validates the load balancer sku string.'
    if (namespace.load_balancer_sku is not None):
        if (namespace.load_balancer_sku == ''):
            return
        if ((namespace.load_balancer_sku.lower() != 'basic') and (namespace.load_balancer_sku.lower() != 'standard')):
            raise CLIError('--load-balancer-sku can only be standard or basic')
Validates the load balancer sku string.
def validate_load_balancer_sku(namespace):
    
    if (namespace.load_balancer_sku is not None):
        if (namespace.load_balancer_sku == ):
            return
        if ((namespace.load_balancer_sku.lower() != 'basic') and (namespace.load_balancer_sku.lower() != 'standard')):
            raise CLIError('--load-balancer-sku can only be standard or basic')