isAlive -> is_alive. Fixes #263

src/ZODB/tests/MTStorage.py

@@ -221,7 +221,7 @@ class MTStorage(object):
         for t in threads:
             t.join(60)
         for t in threads:
-            self.assertFalse(t.isAlive(),
+            self.assertFalse(t.is_alive(),
                              "thread failed to finish in 60 seconds")
 
     def check2ZODBThreads(self):

src/ZODB/tests/PackableStorage.py

@@ -227,7 +227,7 @@ class PackableStorage(PackableStorageBase):
 
         for t in threads:
             t.join(60)
-        liveness = [t.isAlive() for t in threads]
+        liveness = [t.is_alive() for t in threads]
         if True in liveness:
             # They should have finished by now.
             print('Liveness:', liveness)
@@ -312,7 +312,7 @@ class PackableStorage(PackableStorageBase):
         timer = ElapsedTimer(time.time())
         thread = ClientThread(db, choices, NUM_LOOP_TRIP, timer, 0)
         thread.start()
-        while thread.isAlive():
+        while thread.is_alive():
             db.pack(packt)
             snooze()
             packt = time.time()

src/ZODB/tests/testCache.py

@@ -177,7 +177,7 @@ class DBMethods(CacheTestBase):
         w = Worker(self)
         w.start()
         w.join(30)
-        if w.isAlive():
+        if w.is_alive():
             self.fail("cacheMinimize still running after 30 seconds -- "
                       "almost certainly in an infinite loop")