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�Z!d�Z"d�Z#RS(sOptional base class for fixers.

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	tConditionalFixcBs&eZdZdZd�Zd�ZRS(s@ Base class for fixers which not execute if an import is found. cGs#tt|�j|�d|_dS(N(tsuperRBR4Rt_should_skip(Rtargs((s(/sys/lib/python2.7/lib2to3/fixer_base.pyR4�scCsa|jdk	r|jS|jjd�}|d}dj|d �}t|||�|_|jS(Nt.i�(RDRtskip_ontsplittjoinR(RRtpkgR!((s(/sys/lib/python2.7/lib2to3/fixer_base.pytshould_skip�s
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