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r? r@ �save� s" zCSVFormatter.savec C s | j r| �� | �� d S )N)re � _save_header� _save_body)r> r? r? r@ ro s zCSVFormatter._savec C s> | j r | jr | j�| j� n x | �� D ]}| j�|� q&W d S )N)rV rd rm �writerowri � _generate_multiindex_header_rows)r> �rowr? r? r@ rq s zCSVFormatter._save_headerzIterator[list[Hashable]]c c s� | j j}xvt|j�D ]h}g }| jrf|�|j| � t| jt �rft | j�dkrf|� dgt | j�d � |� |� |�� |V qW | j r�t| j �dhkr�| j dgt |� V d S )Nr] r )r3 rU �rangerb rG �appendrS rI r% rJ r^ �extendZ_get_level_valuesri �set)r> rU �iZcol_liner? r? r@ rt s z-CSVFormatter._generate_multiindex_header_rowsc C s^ t | j�}|| j d }x@t|�D ]4}|| j }t|| j |�}||krJP | �||� q"W d S )Nr] )r^ ra r+ rv �min� _save_chunk)r> Znrows�chunksrz �start_i�end_ir? r? r@ rr $ s zCSVFormatter._save_body)r~ r rB c sr t ||�}| jj| }|jjf | j�� � fdd�tt� j��D �}| j | j f | j�}t � ||| j | j| j� d S )Nc s g | ]}� � |��qS r? )Z iget_values)rP rz )�resr? r@ rR 4 s z,CSVFormatter._save_chunk.<locals>.<listcomp>)�slicer3 ZilocZ_mgrZto_native_typesrY rv r^ �itemsra rX � libwritersZwrite_csv_rowsrb r rm )r> r~ r ZslicerZdf�dataZixr? )r� r@ r| . s zCSVFormatter._save_chunk)r r NNr Nr r Nr Nr NTNN) �__name__� __module__� __qualname__�__annotations__rA �propertyrC rD rE rF rG r5 rH rN rO r8 rV r< r= rY ra rb rd re rh ri rp ro rq rt rr r| r? r? r? r@ r - sV . r )&�__doc__� __future__r �csvr6 r9 �typingr r r r r r �numpyrL Z pandas._libsr r� Zpandas._typingr r r r r Zpandas.core.dtypes.genericr r r r Zpandas.core.dtypes.missingr Zpandas.core.indexes.apir Zpandas.io.commonr Zpandas.io.formats.formatr r r? r? r? r@ �<module> s
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