def get_processing_name(reference_element_id: int, processing_id: int) -> str:
"""Get the name of a processing.
Parameters:
reference_element_id: The reference element ID.
processing_id: The processing ID.
Examples:
>>> import cadwork
>>> import element_controller as ec
>>> import machine_controller as mc
>>> element: int = 123456789
>>> processings = mc.get_element_btl_processings(element, cadwork.btl_version.btlx_2_1.value)
>>> for processing in processings:
>>> name = mc.get_processing_name(element, processing)
Returns:
The processing name.
"""