pyarrow.compute.choose#

pyarrow.compute.choose(indices,/,*values,memory_pool=None)#

Choose values from several arrays.

For each row, the value of the first argument is used as a 0-based indexinto the list ofvalues arrays (i.e. index 0 selects the first of thevalues arrays). The output value is the corresponding value of theselected argument.

If an index is null, the output will be null.

Parameters:

indicesArray-like or scalar-like

Argument to compute function.

*valuesArray-like or scalar-like

Argument to compute function.

memory_poolpyarrow.MemoryPool, optional

If not passed, will allocate memory from the default memory pool.