Recurse through ``tree`` and draw all nodes

def _draw(self, tree, indent=0):
        """Recurse through ``tree`` and draw all nodes"""
        if all([
            isinstance(tree, dict),
            type(tree) != BarDescriptor
        ]):
            for k, v in sorted(tree.items()):
                bar_desc, subdict = v[0], v[1]

                args = [self.cursor.term] + bar_desc.get("args", [])
                kwargs = dict(title_pos="above", indent=indent, title=k)
                kwargs.update(bar_desc.get("kwargs", {}))

                b = Bar(*args, **kwargs)
                b.draw(value=bar_desc["value"].value, flush=False)

                self._draw(subdict, indent=indent + self.indent)