| """Fixer that changes unicode to str, unichr to chr, and u"..." into "...". |
| |
| """ |
| |
| import re |
| from ..pgen2 import token |
| from .. import fixer_base |
| |
| _mapping = {u"unichr" : u"chr", u"unicode" : u"str"} |
| _literal_re = re.compile(ur"[uU][rR]?[\'\"]") |
| |
| class FixUnicode(fixer_base.BaseFix): |
| BM_compatible = True |
| PATTERN = "STRING | 'unicode' | 'unichr'" |
| |
| def transform(self, node, results): |
| if node.type == token.NAME: |
| new = node.clone() |
| new.value = _mapping[node.value] |
| return new |
| elif node.type == token.STRING: |
| if _literal_re.match(node.value): |
| new = node.clone() |
| new.value = new.value[1:] |
| return new |
