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c             C   s   t j| ƒ} t| ƒ}| j|ƒS )N)r4   r5   r3   Ú
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   h   s    
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c             C   s6   t j| ƒ} t| tƒrd}d}nd}d}tj| |d |ƒS )Nr-   ó   .r   r   )r4   r5   r.   r/   rA   Ú	_splitext)rD   r"   r&   r1   r1   r2   r   y   s    
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c             C   s,   t j| ƒ} t| ƒ}| j|ƒd }| |d … S )NrF   )r4   r5   r3   rG   )rD   r"   rJ   r1   r1   r2   r   �   s    
c             C   sN   t j| ƒ} t| ƒ}| j|ƒd }| d |… }|rJ||t|ƒ krJ|j|ƒ}|S )NrF   )r4   r5   r3   rG   rH   rI   )rD   r"   rJ   rK   r1   r1   r2   r   š   s    
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c       	      C   s4  t j| ƒ} t| tƒrd}nd}| j|ƒs,| S t| ƒ}| j|dƒ}|dk rPt| ƒ}|dkr¢dt jkr–dd l	}y|j
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r’   | S X qôt jd }nRdd l	}| d|… }t|tƒrÊt|dƒ}y|j|ƒ}W n tk
rì   | S X |j}t| tƒ�rt j|ƒ}d}nd}|j|ƒ}|| |d …  �p2|S )	Nó   ~ú~rF   r   ÚHOMEÚASCIIr-   r   )r4   r5   r.   r/   r<   r3   ÚfindrH   ÚenvironÚpwdÚgetpwuidÚgetuidÚpw_dirÚKeyErrorr6   ÚgetpwnamÚfsencoderI   )	r0   Útilder"   rJ   rd   ÚuserhomeÚnameÚpwentÚrootr1   r1   r2   r   è   sB    
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c             C   s\  t j| ƒ} t| tƒrVd| kr | S ts:dd l}|jd|jƒatj}d}d}t	t dd ƒ}n:d| krb| S t
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t
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c       	      C   sþ   t j| ƒ} t| tƒr&d}d}d}d}nd}d}d}d}| |krB|S | j|ƒ}|rr| j|d	 ƒrr| j|d
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   ÚappendÚpopr   )	r0   r"   ÚemptyÚdotÚdotdotÚinitial_slashesÚcompsÚ	new_compsÚcompr1   r1   r2   r   R  s>    
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c             C   s@   t j| ƒ} t| ƒs8t| tƒr&t jƒ }nt jƒ }t|| ƒ} t| ƒS )N)	r4   r5   r   r.   r/   ÚgetcwdbÚgetcwdr   r   )r0   Úcwdr1   r1   r2   r   x  s    
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F)Ústrictc            C   s,   t j| ƒ} t| d d… | |i ƒ\}}t|ƒS )Nr   )r4   r5   Ú_joinrealpathr   )Úfilenamer–   r0   Úokr1   r1   r2   r(   ‡  s    
c             C   s�  t | tƒrd}d}d}nd}d}d}tj}|tkr8t}n|rBf }nt}d }	t|ƒrb|dd … }|} �x"|�r†|j|ƒ\}
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   r   rO   rQ   rR   rS   r—   Úreadlink)r0   Úrestr–   Úseenr"   r    r!   r”   Úignored_errorÚmaxlinksrm   Ú_ÚnewpathrT   Úis_linkr™   r1   r1   r2   r—   �  sd    

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
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r—   Údarwinc       	      C   sò   | st dƒ‚tj| ƒ} t| tƒr.d}d}d}nd}d}d}|d krH|}n
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   rH   r   r   r7   r?   r@   ÚDeprecationWarningrA   rB   )	r0   r�   r    r"   r!   Ú
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c       	         s2  | st dƒ‚tttj| ƒƒ} t| d tƒr4d‰d‰ nd‰d‰ yÆ‡fdd„| D ƒ}yt‡fd	d
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ˆd d… }|ˆj|ƒ S  ttfk
�r,   tjd| žŽ  ‚ Y nX d S )Nz%commonpath() arg is an empty sequencer   r-   rM   r   r   c                s   g | ]}|j ˆ ƒ‘qS r1   )r
   )r¥   r0   )r"   r1   r2   r§     s    zcommonpath.<locals>.<listcomp>c             3   s   | ]}|d d… ˆ kV  qd S )NrF   r1   )r¥   rD   )r"   r1   r2   ú	<genexpr>  s    zcommonpath.<locals>.<genexpr>z%Can't mix absolute and relative pathsc                s   g | ]}‡ fd d„|D ƒ‘qS )c                s   g | ]}|r|ˆ kr|‘qS r1   r1   )r¥   Úc)r    r1   r2   r§     s    z)commonpath.<locals>.<listcomp>.<listcomp>r1   )r¥   r;   )r    r1   r2   r§     s    r+   )r+   )r¨   Útupler=   r4   r5   r.   r/   ÚsetÚminÚmaxÚ	enumerater   r7   r?   rA   rB   )	ÚpathsÚsplit_pathsr   rW   rY   ÚcommonrJ   r®   Úprefixr1   )r    r"   r2   r+     s6    )N)'r    r!   r&   r"   r#   r$   r%   r'   r4   ÚsysrQ   rA   Ú__all__r3   r   r   r   r
   r   rN   Ú__doc__r	   r   r   r   r   r   r   r}   rx   r   r   r   r(   r—   Úplatformr)   r*   r+   r1   r1   r1   r2   Ú<module>   sX   

	
	

*25&	F

)