docs: def convert(price, currency):
      """Shorthand function converts a price object instance of a source
      currency to target currency
  
      :param price: the price value
      :param type: decimal
  
      :param currency: target ISO-4217 currency code
      :param type: str
  
      :returns: converted price instance
      :rtype: ``Price``
  
      """
      # If price currency and target currency is same
      # return given currency as is
      value = convert_value(price.value, price.currency, currency)
      return Price(value, currency)