How to use the pdbpp.local.GLOBAL_PDB.fancycompleter.config function in pdbpp

def get_completions(text):
    """Get completions from the installed completer."""
    readline_ = pdbpp.local.GLOBAL_PDB.fancycompleter.config.readline
    complete = readline_.get_completer()
    comps = []
    assert complete.__self__ is pdbpp.local.GLOBAL_PDB
    while True:
        val = complete(text, len(comps))
        if val is None:
            break
        comps += [val]
    return comps

if readline_param == "pyrepl":
                assert pdbpp.local.GLOBAL_PDB.fancycompleter.config.use_colors is True
                assert get_completions("help") == [
                    "\x1b[000;00m\x1b[00mhelp\x1b[00m",
                    "\x1b[001;00m\x1b[33;01mhelpvar\x1b[00m",
                    " ",
                ]
            else:
                assert pdbpp.local.GLOBAL_PDB.fancycompleter.config.use_colors is False
                assert get_completions("help") == ["help", "helpvar"]

            # Patch readline to return expected results for "p helpvar.".
            monkeypatch_readline("p helpvar.", 2, 10)
            if readline_param == "pyrepl":
                assert pdbpp.local.GLOBAL_PDB.fancycompleter.config.use_colors is True
                comps = get_completions("helpvar.")
                assert type(helpvar.denominator) == int
                assert any(
                    re.match(r"\x1b\[\d\d\d;00m\x1b\[33;01mdenominator\x1b\[00m", x)
                    for x in comps
                )
                assert " " in comps
            else:
                assert pdbpp.local.GLOBAL_PDB.fancycompleter.config.use_colors is False
                comps = get_completions("helpvar.")
                assert "denominator" in comps
                assert " " not in comps

            monkeypatch_readline("p obj.f", 2, 7)
            comps = get_completions("obj.f")
            assert comps == ['obj.foo']