Update mgear guides from older version (2.0.5) to latest (2.2.1)

update_mgear_guides.py

import pymel.core as pm

import mgear.maya.attribute as att
import mgear.maya.shifter as sh

print '==== updating guides to RB2.2 ===' 

guide = sh.RigGuide()
guides_root = pm.PyNode('biped_guide')

classicChannelNames_param = att.ParamDef2("classicChannelNames", "bool", True)
proxyChannels_param = att.ParamDef2("proxyChannels", "bool", False)

classicChannelNames_param.create(guides_root)
proxyChannels_param.create(guides_root)

print 'Added param {} to {}'.format('classicChannelNames', guides_root)
print 'Added param {} to {}'.format('proxyChannels', guides_root)

guide.findComponentRecursive(guides_root)
for comp, node in guide.components.iteritems():
    param = att.ParamDef2("ctlGrp", "string", "")
    node_root = pm.PyNode(node.root)
    param.create(node_root)
    print 'Added param {} to {}'.format('ctlGrp', node)

print '==== done updating ==='