Part of twisted.flow View Source
flow.base
This module contains the core exceptions and base classes in the flow module. See flow.flow for more detailed information| Class | Unsupported | Indicates that the given stage does not know what to do with the flow instruction that was returned. | 
| Class | NotReadyError | Raised when a stage has not been subject to a yield | 
| Class | Instruction | Has special meaning when yielded in a flow | 
| Class | Controller | Flow controller | 
| Class | CallLater | Instruction to support callbacks | 
| Class | Cooperate | Requests that processing be paused so other tasks can resume | 
| Class | Stage | Abstract base defining protocol for iterator/generators in a flow |