The interface for a simple event channel is shown in Listing 2.
简单事件通道的接口如清单2所示。
Listing 3. scp.py (modified Channel method).
清单3 . scp . py(修改过的Channel方法)。
Only one channel can enter the market through auction, through listing transactions.
只有一条渠道可以进入市场，即通过拍卖、通过挂牌交易的方式。
Listing 2 shows the Channel class.
清单2显示了channel类。
Listing 2 shows the Channel class.
清单2显示了channel类。
应用推荐