Patch #1337756: fileinput now accepts Unicode filenames.

Lib/fileinput.py

@@ -184,7 +184,7 @@ class FileInput:
     """
 
     def __init__(self, files=None, inplace=0, backup="", bufsize=0):
-        if type(files) == type(''):
+        if isinstance(files, basestring):
             files = (files,)
         else:
             if files is None:

Lib/test/test_fileinput.py

@@ -157,3 +157,13 @@ try:
     verify(fi.lineno() == 6)
 finally:
     remove_tempfiles(t1, t2)
+
+if verbose:
+    print "15. Unicode filenames"
+try:
+    t1 = writeTmp(1, ["A\nB"])
+    fi = FileInput(files=unicode(t1, sys.getfilesystemencoding()))
+    lines = list(fi)
+    verify(lines == ["A\n", "B"])
+finally:
+    remove_tempfiles(t1)

Misc/NEWS

@@ -366,6 +366,8 @@ Extension Modules
 Library
 -------
 
+- Patch #1337756: fileinput now accepts Unicode filenames.
+
 - Patch #1373643: The chunk module can now read chunks larger than
   two gigabytes.