code: def FindClassIdInMethodMetaIgnoreCase(classId):
  		
  		if classId in _MethodFactoryMeta:
  			return classId
  		lClassId = classId.lower()
  		for key in _MethodFactoryMeta.keys():
  			if (key.lower() == classId.lower()):
  				return key
  		return None
docs: Methods whether classId is valid or not . Given class is case insensitive.