cpython/Lib/lib2to3/fixes/fix_buffer.py
Benjamin Peterson 84ad84e0bb Merged revisions 72491-72493 via svnmerge from
svn+ssh://pythondev@svn.python.org/sandbox/trunk/2to3/lib2to3

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  r72491 | benjamin.peterson | 2009-05-08 19:33:27 -0500 (Fri, 08 May 2009) | 7 lines

  make 2to3 use unicode internally on 2.x

  This started out as a fix for #2660, but became this large refactoring
  when I realized the dire state this was in. 2to3 now uses
  tokenize.detect_encoding to decode the files correctly into unicode.
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  r72492 | benjamin.peterson | 2009-05-08 19:35:38 -0500 (Fri, 08 May 2009) | 1 line

  remove compat code
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  r72493 | benjamin.peterson | 2009-05-08 19:54:15 -0500 (Fri, 08 May 2009) | 1 line

  add a test for \r\n newlines
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2009-05-09 01:01:14 +00:00

21 lines
567 B
Python

# Copyright 2007 Google, Inc. All Rights Reserved.
# Licensed to PSF under a Contributor Agreement.
"""Fixer that changes buffer(...) into memoryview(...)."""
# Local imports
from .. import fixer_base
from ..fixer_util import Name
class FixBuffer(fixer_base.BaseFix):
explicit = True # The user must ask for this fixer
PATTERN = """
power< name='buffer' trailer< '(' [any] ')' > >
"""
def transform(self, node, results):
name = results["name"]
name.replace(Name(u"memoryview", prefix=name.get_prefix()))