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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 _config_drag_cols(self, drag_cols):
 """Configure a new drag_cols state"""

        self._drag_cols = drag_cols
        # remove/display drag icon
        if self._drag_cols:
            self._im_drag.paste(self._im_draggable)
        else:
            self._im_drag.paste(self._im_not_draggable)
        self.focus_set()
        self.update_idletasks()