pyarrow.compute.unique

pyarrow.compute.unique(array, *, memory_pool=None)

Compute unique elements.

Return an array with distinct values. Nulls in the input are ignored.

Parameters

• array (Array-like) – Argument to compute function

• memory_pool (pyarrow.MemoryPool, optional) – If not passed, will allocate memory from the default memory pool.

pyarrow.compute.dictionary_encode pyarrow.compute.value_counts