transpub/threadutils.py

# use unicode encoding for all literals by default (for python2.x)
from __future__ import unicode_literals

import Queue
import threading

# This queue is for other threads that want to execute code in the main thread
eventQueue = Queue.Queue()

def runInThread(threadFunc, callback):
	"""
	Executes threadFunc in a new thread. The result of threadFunc will be
	pass as the first argument to callback. callback will be called in the main
	thread.
	"""
	def helper():
		# Execute threadfunc in new thread
		result = threadFunc()
		# Queue callback to be call in main thread
		eventQueue.put(lambda: callback(result))
	thread = threading.Thread(target=helper)
	thread.start()