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import pdb
import hashlib
from logger import main_log
#TODO: make component registry a singleton
def initRegistry():
#TODO: don't overwrite existing registry
if not 'Registry' in globals():
globals()['Registry'] = {}
def clearRegistry():
initRegistry()
def removeComponent(cid):
global Registry
Registry.pop(cid)
def getComponent(cid):
global Registry
return Registry[cid]
#Registry of all components of the light system
#TODO: pick a graceful failure behavior and implement it
def registerComponent(component, cid=None):
global Registry
if cid != None:
Registry[cid] = component
else:
try:
cid = component['Id']
except KeyError:
cid = getNewId()
component['Id'] = cid
main_log.debug(cid + 'automatically assigned')
Registry[cid] = component
return cid
def verifyUniqueId(cid):
global Registry
return not cid in Registry
def removeComponent(cid):
global Registry
Registry.pop(cid)
def getComponent(cid):
global Registry
return Registry[cid]
def getNewId():
global Registry
trialKey = len(Registry)
trialId = hashlib.md5(str(trialKey)).hexdigest()
while trialId in Registry:
trialKey += 1
trialId = hashlib.md5(str(trialKey)).hexdigest()
return trialId
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