metadata_extra.py

def getvars(d, *vars, expand=True):
    return tuple(d.getVar(var, expand) for var in vars)

def getvars_with(d, *vars, update_dict=None):
    if update_dict:
        d = d.createCopy()
        d.update(update_dict)
    return tuple(d.get(var) for var in vars)

def getvars_with(d, update_dict, *vars):
    l = d.createCopy()
    l.update(update_dict)
    return tuple(l.getVar(var) for var in vars)

def getvar_with(d, update_dict, var):
    return getvars_with(d, update_dict, var)

def expand_with(d, update_dict, string):
    l = d.createCopy()
    l.update(update_dict)
    return l.expand(string)