Package pyspark :: Module accumulators :: Class AccumulatorParam
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Class AccumulatorParam

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object --+

Helper object that defines how to accumulate values of a given type.

Instance Methods
zero(self, value)
Provide a "zero value" for the type, compatible in dimensions with the provided value (e.g., a zero vector)
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addInPlace(self, value1, value2)
Add two values of the accumulator's data type, returning a new value; for efficiency, can also update value1 in place and return it.
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Inherited from object: __delattr__, __format__, __getattribute__, __hash__, __init__, __new__, __reduce__, __reduce_ex__, __repr__, __setattr__, __sizeof__, __str__, __subclasshook__


Inherited from object: __class__