How to use the pyinstrument.processors.remove_importlib function in pyinstrument

)
                        ]
                    ),
                    Frame(
                        identifier='\x00sympy/polys/numberfields.py\x001',
                        self_time=0.05,
                    )
                ]
            )
        ]
    )

    assert frame.self_time == 0.0
    assert frame.time() == approx(0.5)

    frame = processors.remove_importlib(frame, options={})

    assert frame.self_time == approx(0.2)  # the root gets the self_time from the importlib
    assert frame.time() == approx(0.5)
    assert len(frame.children) == 3
    assert frame.children[0].file_path == 'sympy/polys/polyfuncs.py'
    assert frame.children[1].file_path == 'sympy/polys/partfrac.py'
    assert frame.children[2].file_path == 'sympy/polys/numberfields.py'

def default_processors(self):
        return [
            processors.remove_importlib,
            processors.merge_consecutive_self_time,
            processors.aggregate_repeated_calls,
            processors.group_library_frames_processor,
            processors.remove_unnecessary_self_time_nodes,
            processors.remove_irrelevant_nodes,
        ]

def default_processors(self):
        return [
            processors.remove_importlib,
            processors.merge_consecutive_self_time,
            processors.aggregate_repeated_calls,
            processors.group_library_frames_processor,
            processors.remove_unnecessary_self_time_nodes,
            processors.remove_irrelevant_nodes,
        ]

def default_processors(self):
        return [
            processors.remove_importlib,
            processors.merge_consecutive_self_time,
            processors.aggregate_repeated_calls,
            processors.group_library_frames_processor,
            processors.remove_unnecessary_self_time_nodes,
            processors.remove_irrelevant_nodes,
        ]