How to use the clu.typespace.namespace.Namespace function in clu

import six
except ImportError:
    class FakeSix(object):
        @property
        def string_types(self):
            return tuple()
    six = FakeSix()

export(wrap_value,              name='wrap_value')
export(none_function,           name='none_function')
export(tuplize,                 name='tuplize')
export(uniquify,                name='uniquify')
export(listify,                 name='listify')

export(SimpleNamespace)
export(Namespace)

export(stringify,               name='stringify')
export(string_types)
export(byte_types)

export(suffix_searcher)
export(u8encode)
export(u8bytes)
export(u8str)

# Assign the modules’ `__all__` and `__dir__` using the exporter:
__all__, __dir__ = exporter.all_and_dir()

import contextlib
import numpy
import os

from PIL import Image, ImageMode
from enum import auto, unique

from clu.constants.consts import DEBUG, ENCODING
from clu.enums import alias, AliasingEnum
from clu.naming import split_abbreviations
from clu.predicates import attr, getpyattr, isclasstype, or_none
from clu.typespace.namespace import Namespace
from clu.typology import string_types

junkdrawer = Namespace()
junkdrawer.imode = lambda image: ImageMode.getmode(image.mode)

ImageMode.getmode('RGB') # one call must be made to getmode()
                         # to properly initialize ImageMode._modes:

junkdrawer.modes = ImageMode._modes
junkdrawer.types = Image._MODE_CONV
junkdrawer.ismap = Image._MAPMODES

mode_strings = tuple(junkdrawer.modes.keys())
dtypes_for_modes = { k : v[0] for k, v in junkdrawer.types.items() }

junkdrawer.idxmode = lambda idx: ImageMode.getmode(mode_strings[idx])
junkdrawer.is_mapped = lambda mode: mode in junkdrawer.ismap

class ModeAncestor(AliasingEnum):