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pyledriver
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validate signal lookup

This commit is contained in:
petrucci4prez 2017-06-08 01:43:14 -04:00
parent 076541390c
commit 960389d043
1 changed files with 13 additions and 9 deletions
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18
stateMachine.py
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@ -1,8 +1,9 @@
import RPi.GPIO as GPIO import RPi.GPIO as GPIO
import time, logging import time, logging, enum
from threading import Lock from threading import Lock
from functools import partial from functools import partial
from collections import namedtuple from collections import namedtuple
from enum import Enum, auto
from auxilary import CountdownTimer, resetUSBDevice from auxilary import CountdownTimer, resetUSBDevice
from config import stateFile from config import stateFile
@ -16,12 +17,12 @@ from stream import Camera, FileDump
logger = logging.getLogger(__name__) logger = logging.getLogger(__name__)
class SIGNALS: class SIGNALS(enum.Enum):
ARM = 1 ARM = enum.auto()
INSTANT_ARM = 2 INSTANT_ARM = enum.auto()
DISARM = 3 DISARM = enum.auto()
TIMOUT = 4 TIMOUT = enum.auto()
TRIGGER = 5 TRIGGER = enum.auto()
class State: class State:
def __init__(self, stateMachine, name, entryCallbacks=[], exitCallbacks=[], blinkLED=True, sound=None): def __init__(self, stateMachine, name, entryCallbacks=[], exitCallbacks=[], blinkLED=True, sound=None):
@ -53,8 +54,11 @@ class State:
c() c()
def next(self, signal): def next(self, signal):
if signal in SIGNALS:
t = (self, signal) t = (self, signal)
return self if t not in self.stateMachine.transitionTable else self.stateMachine.transitionTable[t] return self if t not in self.stateMachine.transitionTable else self.stateMachine.transitionTable[t]
else:
raise Exception('Illegal signal')
def __str__(self): def __str__(self):
return self.name return self.name