artemis.tools.filtercoltool

Module Contents

class artemis.tools.filtercoltool.FilterColToolOptions

class artemis.tools.filtercoltool.FilterColTool(name, **kwargs)

Bases: artemis.core.tool.ToolBase

initialize(self)

execute(self, record_batch)

Filter columns by column name

Parameters

• rb (arrow::RecordBatch (required)) – Input record batch.

• columns (std::vector<std::string> (required)) – Keep only columns with these names.

• invert (bool, default=false) – If true, changes meaning of columns: remove these columns and keep the others instead.

Returns

• arrow::RecordBatch

• Record batch object stripped of specified columns.

finalize(self)