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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 __grid_widgets(self):
 """Places all the child widgets in the appropriate positions."""

        scrollbar_column = 0 if self.__compound is tk.LEFT else 2
        self._canvas.grid(row=0, column=1, sticky="nswe")
        self._scrollbar.grid(row=0, column=scrollbar_column, sticky="ns")