# 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("memoryview", prefix=name.get_prefix()))