Spine2Chest

spine2Chest.py

from maya import cmds
from maya import mel

# If you want to mess with the Char_Anim globals, here you go. Not necessary, though.
# namespace, char = mel.eval('$tempVar = $char').split(':')
# namespace = mel.eval('$tempVar = stringArrayToString($namespc, " ")').split(" ")[0]

sel = cmds.ls(sl=True)
toon = sel[0].rpartition(':')[0]
chest_control = cmds.ls(toon + ':*_ac_cn_chest')[0]
spine_controls_all = cmds.ls(toon + ':*_ac_cn_spineFK*', type = 'transform')
spine_controls = []
for object in spine_controls_all:
    if not 'offset' in object:
        spine_controls.append(object)

locator = cmds.spaceLocator(n=chest_control + "_loc",p=[0,0,0])
cmds.setAttr(locator[0] + ".scale", 10,10,10) # Change scale here if you need to
constraint = cmds.parentConstraint(chest_control, locator)
cmds.delete(constraint)
constraint = cmds.parentConstraint(locator, chest_control)
trList = ['.tx','.ty','.tz','.rx','.ry','.rz']
for control in spine_controls:
    for attr in trList:
        try: cmds.setAttr(control + "%s" % attr, 0)
        except: pass
cmds.setKeyframe(chest_control)
cmds.delete(constraint)
cmds.delete(locator)
cmds.select(sel)