| # Copyright 2014 The Chromium Authors. All rights reserved. |
| # Use of this source code is governed by a BSD-style license that can be |
| # found in the LICENSE file. |
| |
| """A 2to3 fixer that converts all string literals to use single quotes. |
| |
| Strings that contain single quotes will not be modified. Prefixed string |
| literals will also not be modified. This affect double-quoted strings but |
| not triple-double-quote strings. |
| """ |
| |
| from lib2to3.fixer_base import BaseFix |
| from lib2to3.pgen2 import token |
| |
| |
| class FixSingleQuoteStrings(BaseFix): |
| |
| explicit = True |
| _accept_type = token.STRING |
| |
| def match(self, node): |
| res = node.value.startswith('"') and not node.value.startswith('"""') and "'" not in node.value[1:-1] |
| return res |
| |
| def transform(self, node, results): |
| node.value = node.value.replace('"', "'") |
| node.changed() |
