js['rqlb']=js['rqlb'].map({
"A":"职工", "B":"居民"})
# map({"A":"职工", "B":"居民"}) A 为列表的内容,职工为映射的内容
# https://zhuanlan.zhihu.com/p/100064394
output.groupby(['yxzjhm'])['自费自理'].cumsum()
# 分组累计求和
# https://cloud.tencent.com/developer/article/1737664
python pandas映射制作和分组累计求和
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