我是 python 新手我有以下 df
ClientID DOB LostDate Category ReportedDate
APJ5L9C 1975 3/13/2017 Ungrouped 3/23/2017
APJ5L9C 1993 7/25/2014 Ungrouped 3/5/2017
BKL1N9C 1981 3/22/2017 Ungrouped 3/29/2017
BKL1N9C 1981 1/31/2017 Ungrouped 3/31/2017
BMO3K9C 1982 3/15/2017 Ungrouped 3/27/2017
BOM1N9C 1981 3/16/2017 Ungrouped 3/27/2017
K9E6JSC 2000 3/15/2017 Ungrouped 4/3/2017
K9E6JSC 1994 1/14/2017 Ungrouped 3/24/2017
M12L0A93 1986 3/16/2017 Ungrouped 3/23/2017
M12L0A93 1981 1/17/2017 Ungrouped 3/29/2017
M12L0A94 1981 3/17/2017 Ungrouped 3/29/2017
MCI6A92 1993 3/24/2017 Ungrouped 3/24/2017
N9E4HSC 2000 3/30/2017 Ungrouped 4/3/2017
以下代码运行良好,但我无法将其放入循环中,以便使用增量 ID(基本上是客户端 ID 与 _1、_2 等的串联)写入 Cat。期望的结果是,如果任何组中的 LostDate 和 ReporteDate 之间的第一个差异被记录为 ClientID_1,则已分类的组中的 LostDate 和 ReporteDate 之间的任何后续差异都会增加到下一个未使用的 ID。假设我们有 ID_2,它转到 ID_3,如果 ID_5 是最后一个,它转到 ID_6 等等
#Finding the earliest lost date reported in a group
mask = df['Category'] == 'Ungrouped'
df.loc[mask, 'LostDatef'] = df.loc[mask].groupby(['ClientID', 'DOB'])['LostDate'].transform(lambda x:x.min())
df['TimeDiffinDAYS'] = (df['ReportedDate']-df['LostDatef']).dt.days
#Iterate and group INCREMENTALLY DEFINING ClientID
for row in df['TimeDiffinDAYS']:
if row <=7:
#def assessmentsort(kala):
df.loc['Category'] = df ['GHJY'].apply(lambda x: '{}'"_1".format(x))
else:
df.loc[df.TimeDiffinDAYS > 50, 'Category'] = df ['GHJY'].apply(lambda x: '{}'.format('Ugrouped'))
print df
我想要的结果:
ClientID DOB LostDate Category ReportedDate
APJ5L9C 1975 3/13/2017 APJ5L9C_1 3/23/2017
APJ5L9C 1993 7/25/2014 APJ5L9C_2 3/5/2017
BKL1N9C 1981 3/22/2017 BKL1N9C-1 3/29/2017
BKL1N9C 1981 1/31/2017 BKL1N9C-2 3/31/2017
BMO3K9C 1982 3/15/2017 BMO3K9C_1 3/27/2017
BOM1N9C 1981 3/16/2017 BOM1N9C_1 3/27/2017
K9E6JSC 2000 3/15/2017 K9E6JSC_1 4/3/2017
K9E6JSC 1994 1/14/2017 K9E6JSC_2 3/24/2017
这可能吗?
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