kwargs version of insert

def kwinsert(clas,pool_or_cursor,**kwargs):
    "kwargs version of insert"
    returning = kwargs.pop('returning',None)
    fields,vals = zip(*kwargs.items())
    # note: don't do SpecialField resolution here; clas.insert takes care of it
    return clas.insert(pool_or_cursor,fields,vals,returning=returning)