code: def price_in_btc(self, minimum: float = 0, maximum: float = 2) -> str:
          
          return '{} BTC'.format(
              self.random.uniform(
                  minimum,
                  maximum,
                  precision=7,
              ),
          )
docs: Generate random price in BTC.
  
          :param minimum: Minimum value of price.
          :param maximum: Maximum value of price.
          :return: Price in BTC.