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Viewing changes to Lib/lib2to3/fixes/fix_intern.py

  • Committer: Package Import Robot
  • Author(s): Matthias Klose
  • Date: 2013-11-25 09:44:27 UTC
  • Revision ID: package-import@ubuntu.com-20131125094427-lzxj8ap5w01lmo7f
Tags: upstream-3.4~b1
Import upstream version 3.4~b1

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Lib/lib2to3/fixes/fix_intern.py
 
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# Copyright 2006 Georg Brandl.
 
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# Licensed to PSF under a Contributor Agreement.
 
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"""Fixer for intern().
 
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intern(s) -> sys.intern(s)"""
 
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# Local imports
 
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from .. import fixer_base
 
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from ..fixer_util import ImportAndCall, touch_import
 
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class FixIntern(fixer_base.BaseFix):
 
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    BM_compatible = True
 
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    order = "pre"
 
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    PATTERN = """
 
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    power< 'intern'
 
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           trailer< lpar='('
 
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                    ( not(arglist | argument<any '=' any>) obj=any
 
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                      | obj=arglist<(not argument<any '=' any>) any ','> )
 
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                    rpar=')' >
 
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           after=any*
 
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    >
 
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    """
 
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    def transform(self, node, results):
 
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        names = ('sys', 'intern')
 
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        new = ImportAndCall(node, results, names)
 
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        touch_import(None, 'sys', node)
 
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        return new