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c C s� t | �r4t| �}||k r(| d|| S | d|� S |dkr@dS t| �}||krT| S ||k rl| d|| S d}t| �}xr|| d }| d|d � }t|�}||d kr�t|d �dkr�|dd� d S ||kr�|S ||kr�|}qz|}qzW dS )z?Set the length of a string to fit within given number of cells.� Nr � r r r )�_is_single_cell_widthsr r ) r r" �sizeZ cell_sizer r �pos�beforeZ
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