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A fine state machine

Project description

finesm Build Status Coverage Status

Installation

pip install finesm

Usage

from finesm import State, StateMachine

class MyStateMachine(StateMachine):
    stop = State(default=True)
    go = State()

    @stop.on_message('switch')
    def stop_switch(self):
        self.set_state(go)

    @stop.on_exit
    def stop_exit(self):
        print('exiting stop state')

    @go.on_enter
    def go_enter(self):
        print('entering go state')

    @go.on_update
    def go_update(self):
        print('tick')


sm = MyStateMachine()
sm.state  # stop
sm.update()  #
sm.send_message('switch')  # exiting stop state
                           # entering go state
sm.update()  # tick

Project details


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