fixed rec2csv win32 file handle bug from sf patch 2831018

jdh2358 · jdh2358 · commit 9f46dc4feaa2 · 2009-08-03T17:40:17.000Z
svn path=/branches/v0_99_maint/; revision=7336
diff --git a/lib/matplotlib/mlab.py b/lib/matplotlib/mlab.py
@@ -2595,7 +2595,7 @@ def newfunc(val, mask, mval):
     for i, name in enumerate(r.dtype.names):
         funcs.append(with_mask(csvformat_factory(formatd[name]).tostr))
 
-    fh, opened = cbook.to_filehandle(fname, 'w', return_opened=True)
+    fh, opened = cbook.to_filehandle(fname, 'wb', return_opened=True)
     writer = csv.writer(fh, delimiter=delimiter)
     header = r.dtype.names
     if withheader:
