tf_privacy.tree_aggregation.ValueGenerator

Base class establishing interface for stateful value generation.

A ValueGenerator maintains a state, and each time next is called, a new value is generated and the state is advanced.

Methods

initialize

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@abc.abstractmethod
initialize()

Makes an initialized state for the ValueGenerator.

Returns
An initial state.

next

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@abc.abstractmethod
next(
    state
)

Gets next value and advances the ValueGenerator.

Args
state The current state.

Returns
A pair (value, new_state) where value is the next value and new_state is the advanced state.