import maya.cmds as cmds
import re

def jpmSelectAllControls():
	thisObj = cmds.ls(sl=1)[0]

	splitName = re.split(":", thisObj)
	prefix = ""
	for i in (range(len(splitName)-1)):
		if prefix == "":
			prefix = splitName[i]
		else:
			prefix = prefix + ":" + splitName[i]

	cmds.select(prefix + ":*_CTRL")