summaryrefslogtreecommitdiffstats
path: root/Lib/lib2to3/fixes/fix_unicode.py
diff options
context:
space:
mode:
Diffstat (limited to 'Lib/lib2to3/fixes/fix_unicode.py')
-rw-r--r--Lib/lib2to3/fixes/fix_unicode.py28
1 files changed, 28 insertions, 0 deletions
diff --git a/Lib/lib2to3/fixes/fix_unicode.py b/Lib/lib2to3/fixes/fix_unicode.py
new file mode 100644
index 0000000..380f241
--- /dev/null
+++ b/Lib/lib2to3/fixes/fix_unicode.py
@@ -0,0 +1,28 @@
+"""Fixer that changes unicode to str, unichr to chr, and u"..." into "...".
+
+"""
+
+import re
+from ..pgen2 import token
+from .import basefix
+
+class FixUnicode(basefix.BaseFix):
+
+ PATTERN = "STRING | NAME<'unicode' | 'unichr'>"
+
+ def transform(self, node, results):
+ if node.type == token.NAME:
+ if node.value == "unicode":
+ new = node.clone()
+ new.value = "str"
+ return new
+ if node.value == "unichr":
+ new = node.clone()
+ new.value = "chr"
+ return new
+ # XXX Warn when __unicode__ found?
+ elif node.type == token.STRING:
+ if re.match(r"[uU][rR]?[\'\"]", node.value):
+ new = node.clone()
+ new.value = new.value[1:]
+ return new