下面程序输出结果()str1="k:1|k1:2|k2:3|k3:4"str_list=str1.split("|")d={}for i in str_list:k,v=i.split(":")d[k]=vprint(d)
A. ["k":1,"k1":2,"k2":3,"k3":4]
B. ["k":"1","k1":"2","k2":"3","k3":"4"]
C. {"k":1,"k1":2,"k2":3,"k3":4}
D. {"k":"1","k1":"2","k2":"3","k3":"4"}