code: def start(name, called = None):
  	
  	if name not in tasks:
  		logger.log(logger.red("Task '%s' not in your pylpfile" % name))
  	else:
  		task = tasks[name]
  		runner = TaskRunner(name, task[0], task[1], called)
  		running.append(runner)
  		return runner
docs: Start a task.