Yamp

import IPython.core.display as ipydi
tabber_template = """<script id="the_tabber">(() => {
    setTimeout(() => document.querySelector("#the_tabber").closest(".output_area").remove());
    document.title="%s";
})()</script>"""
def tab(*args):
    ipydi.display(ipydi.HTML(tabber_template % " ".join(map(str, args)).replace('"','\\"')))

Yamp

from collections import defaultdict


class DeepDict(defaultdict):
    def __init__(self, d=None):
        defaultdict.__init__(self, DeepDict)
        if d is not None:
            self.from_dict(d)

    def __getattr__(self, key):

Yamp

class SettingsMeta(ModelBase):
    @logged
    def __getitem__(self, name: str) -> Any:
        return Setting.get_value(name)

    @logged
    def __setitem__(self, name: str, value) -> None:
        Setting.set_value(name, value)