def find_prev_comment_end(buf, (row, col)):
    predicate = lambda line: LineProperties(line).is_body
    return _find_first(buf, (row, col), predicate, reverse=True)
set [-t <type>] <name> <value>
dataset/ETHPy150Open hut8labs/diffscuss/diffscuss/support/editor.py/find_prev_comment_end--crossover with--dataset/ETHPy150Open kdart/pycopia/fepy/pycopia/fepy/CLI.py/DictCLI.set