convert usage of fail* to assert*
diff --git a/Lib/test/test_ftplib.py b/Lib/test/test_ftplib.py
index c48497d..8b0bb07 100644
--- a/Lib/test/test_ftplib.py
+++ b/Lib/test/test_ftplib.py
@@ -438,7 +438,7 @@
 
     def testTimeoutDefault(self):
         # default -- use global socket timeout
-        self.assert_(socket.getdefaulttimeout() is None)
+        self.assertTrue(socket.getdefaulttimeout() is None)
         socket.setdefaulttimeout(30)
         try:
             ftp = ftplib.FTP("localhost")
@@ -450,7 +450,7 @@
 
     def testTimeoutNone(self):
         # no timeout -- do not use global socket timeout
-        self.assert_(socket.getdefaulttimeout() is None)
+        self.assertTrue(socket.getdefaulttimeout() is None)
         socket.setdefaulttimeout(30)
         try:
             ftp = ftplib.FTP("localhost", timeout=None)