test_xpickle.py: encode data before writing

The tempfile is opened in binary mode.

1 files changed, 2 insertions, 2 deletions

diff --git a/lib/python/sectracker_test/test_xpickle.py b/lib/python/sectracker_test/test_xpickle.py
index e0dd1bfc35..82135761ae 100644
--- a/lib/python/sectracker_test/test_xpickle.py
+++ b/lib/python/sectracker_test/test_xpickle.py
@@ -23,13 +23,13 @@ import sectracker.xpickle as x
 with tempfile.NamedTemporaryFile() as t:
     try:
         data = "foo bar baz\n"
-        t.write(data)
+        t.write(data.encode())
         t.flush()
 
         l = x._wraploader("foo", lambda p, f: f.read())
         assert l(t.name) == data
         assert l(t.name) == data
-        t.write(data)
+        t.write(data.encode())
         t.flush()
         assert l(t.name) == (data + data)
     finally: