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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def json_class_decoder_hook(d: Dict) -> Any: """ Provides a JSON decoder that converts dictionaries to Python objects if suitable methods are found in our ``TYPE_MAP``. """

    if TYPE_LABEL in d:
        typename = d.get(TYPE_LABEL)
        if typename in TYPE_MAP:
            if DEBUG:
                log.debug("Deserializing: {!r}", d)
            d.pop(TYPE_LABEL)
            descriptor = TYPE_MAP[typename]
            obj = descriptor.to_obj(d)
            if DEBUG:
                log.debug("... to: {!r}", obj)
            return obj
    return d