pyspark.RDD.max#

RDD.max(key=None)[source]#

Find the maximum item in this RDD.

New in version 1.0.0.

Parameters

keyfunction, optional

A function used to generate key for comparing

Returns

T

the maximum item

See also

RDD.min()

Examples

>>>rdd=sc.parallelize([1.0,5.0,43.0,10.0])>>>rdd.max()43.0>>>rdd.max(key=str)5.0