Function _get_code_position

Lib/traceback.py:440–444

(code, instruction_index)

def _get_code_position(code, instruction_index):
    if instruction_index < 0:
        return (None, None, None, None)
    positions_gen = code.co_positions()
    return next(itertools.islice(positions_gen, instruction_index // 2, None))


_RECURSIVE_CUTOFF = 3 # Also hardcoded in traceback.c.