需要转换的列表数据框在pyspark

0

的问题

我下面的码在Python但我需要转换这pyspark,

qm1['c1'] = [x[0] in x[1] for x in zip(qm1['id'], qm1['question'])]
qm1['c1'] = qm1['c1'].astype(str)
qm1a = qm1[(qm1.c1 == 'True')]

输出这种代码是

的问题 关键 id c1
妇女 0 预兆 真的
0 mac 真的

可能有人请帮助我一样我是个初学者在蟒蛇?

dataframe list pyspark python
2021-11-24 06:36:36
1

最好的答案

1

这里是我的测试测试(作为你的问题并不包含任何)

df.show()
+--------+---+----+
|question|key|  id|
+--------+---+----+
|   Women|  0|omen|
| machine|  2| mac|
|     foo|  1| bar|
+--------+---+----+

和我的代码创建的预期产出:

from pyspark.sql import functions as F

df = df.withColumn("c1", F.col("question").contains(F.col("id")))
df.show()
+--------+---+----+-----+
|question|key|  id|   c1|
+--------+---+----+-----+
|   Women|  0|omen| true|
| machine|  2| mac| true|
|     foo|  1| bar|false|
+--------+---+----+-----+

然后你可以简单地 filter 在c1:

df.where("c1").show()
+--------+---+----+----+
|question|key|  id|  c1|
+--------+---+----+----+
|   Women|  0|omen|true|
| machine|  2| mac|true|
+--------+---+----+----+
2021-11-24 08:58:50

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