Depend on FilePath.asTextMode().

Signed-off-by: Daira Hopwood <daira@jacaranda.org>

diff --git a/src/allmydata/util/encodingutil.py b/src/allmydata/util/encodingutil.py
index efd1e218c1306076f5becc4afd0ada1f630a3731..de40482be58c255246db7c6f1f9c7453313ef1f7 100644 (file)
--- a/src/allmydata/util/encodingutil.py
+++ b/src/allmydata/util/encodingutil.py
@@ -297,12 +297,7 @@ def unicode_segments_from(base_fp, ancestor_fp):
     precondition(isinstance(base_fp, FilePath), base_fp=base_fp)
     precondition(isinstance(ancestor_fp, FilePath), ancestor_fp=ancestor_fp)
 
-    if hasattr(FilePath, 'asTextMode'):
-        return base_fp.asTextMode().segmentsFrom(ancestor_fp.asTextMode())
-    else:
-        bpt, apt = (type(base_fp.path), type(ancestor_fp.path))
-        _assert(bpt == apt, bpt=bpt, apt=apt)
-        return map(_decode, base_fp.segmentsFrom(ancestor_fp))
+    return base_fp.asTextMode().segmentsFrom(ancestor_fp.asTextMode())
 
 def unicode_platform():
     """