1 # Copyright 2007 Google, Inc. All Rights Reserved.
2 # Licensed to PSF under a Contributor Agreement.
3 
4 """Fixer that changes buffer(...) into memoryview(...)."""
5 
6 # Local imports
7 from .. import fixer_base
8 from ..fixer_util import Name
9 
10 
11 class FixBuffer(fixer_base.BaseFix):
12     BM_compatible = True
13 
14     explicit = True # The user must ask for this fixer
15 
16     PATTERN = """
17               power< name='buffer' trailer< '(' [any] ')' > any* >
18               """
19 
20     def transform(self, node, results):
21         name = results["name"]
22         name.replace(Name("memoryview", prefix=name.prefix))
23