@classmethod
def add_project_levels(cls, project):
    """ Add project sub levels extra items """
    eitem_path = ''
    eitem_project_levels = {}
    if project is not None:
        subprojects = project.split('.')
        for i in range(0, len(subprojects)):
            if i > 0:
                eitem_path += '.'
            eitem_path += subprojects[i]
            eitem_project_levels['project_' + str(i + 1)] = eitem_path
    return eitem_project_levels
