Known subclasses: tubes.memory._NotQuiteNull

Implements interfaces: tubes.itube.IFount

An almost no-op implementation of fount which does nothing but update its drain to point at itself.

Method flowTo Update the drain attribute of this _NullFount and call flowingFrom on the given drain.
Method pauseFlow Return an IPause which does nothing, and then does nothing when resumed.
Method stopFlow Do nothing.
def flowTo(self, drain):

Update the drain attribute of this _NullFount and call flowingFrom on the given drain.

Parametersdrainsee IFount
Returnssee IFount
def pauseFlow(self):

Return an IPause which does nothing, and then does nothing when resumed.

Returnssee IFount
def stopFlow(self):

Do nothing.

API Documentation for tubes, generated by pydoctor at 2016-01-18 07:46:47.