o Zh@s4dZddlZGdddejdZGdddeZdS)z0Abstract base classes for kernel client channelsNc@sDeZdZdZejd ddZejd ddZejdefdd Z dS) ChannelABCz"A base class for all channel ABCs.returnNcCdS)zStart the channel.NselfrrQ/var/www/html/lang_env/lib/python3.10/site-packages/jupyter_client/channelsabc.pystart zChannelABC.startcCr)zStop the channel.Nrrrrrstopr zChannelABC.stopcCr)z"Test whether the channel is alive.Nrrrrris_aliver zChannelABC.is_aliverN) __name__ __module__ __qualname____doc__abcabstractmethodr r boolr rrrrrs  r) metaclassc@sXeZdZdZejdefddZejd ddZ ejd dd Z ejde fd d Z dS) HBChannelABCzHBChannel ABC. The docstrings for this class can be found in the base implementation: `jupyter_client.channels.HBChannel` rcCsdS)Nrrrrr time_to_dead"szHBChannelABC.time_to_deadNcCr)zPause the heartbeat channel.Nrrrrrpause&r zHBChannelABC.pausecCr)zUnpause the heartbeat channel.Nrrrrrunpause+r zHBChannelABC.unpausecCr)z$Test whether the channel is beating.Nrrrrr is_beating0r zHBChannelABC.is_beatingr ) rrrrrabstractpropertyfloatrrrrrrrrrrrs  r)rrABCMetarrrrrrs