20343: Define Python regexps with raw strings

[arvados.git] / sdk / python / arvados / _normalize_stream.py

diff --git a/sdk/python/arvados/_normalize_stream.py b/sdk/python/arvados/_normalize_stream.py
index 485c757e7fce34dda579185608f39bfe4911bd94..c72b82be1cef2ae9778a5e99217e304f7c59f828 100644 (file)
--- a/sdk/python/arvados/_normalize_stream.py
+++ b/sdk/python/arvados/_normalize_stream.py
@@ -8,9 +8,7 @@ from . import config
 import re
 
 def escape(path):
-    path = re.sub('\\\\', lambda m: '\\134', path)
-    path = re.sub('[:\000-\040]', lambda m: "\\%03o" % ord(m.group(0)), path)
-    return path
+    return re.sub(r'[\\:\000-\040]', lambda m: "\\%03o" % ord(m.group(0)), path)
 
 def normalize_stream(stream_name, stream):
     """Take manifest stream and return a list of tokens in normalized format.