Remove guard against Python 2.5.

src/ZEO/tests/testZEO.py

@@ -13,6 +13,7 @@
 ##############################################################################
 """Test suite for ZEO based on ZODB.tests."""
 from __future__ import print_function
+import multiprocessing
 import re
 
 from ZEO.ClientStorage import ClientStorage
@@ -1562,15 +1563,12 @@ if sys.platform.startswith('win'):
     del runzeo_logrotate_on_sigusr2
     del unix_domain_sockets
 
-if sys.version_info >= (2, 6):
-    import multiprocessing
-
-    def work_with_multiprocessing_process(name, addr, q):
+def work_with_multiprocessing_process(name, addr, q):
     conn = ZEO.connection(addr)
     q.put((name, conn.root.x))
     conn.close()
 
-    class MultiprocessingTests(unittest.TestCase):
+class MultiprocessingTests(unittest.TestCase):
 
     layer = ZODB.tests.util.MininalTestLayer('work_with_multiprocessing')
 
@@ -1601,9 +1599,6 @@ if sys.version_info >= (2, 6):
         _ = [p.join(30) for p in processes]
         conn.close()
         zope.testing.setupstack.tearDown(self)
-else:
-    class MultiprocessingTests(unittest.TestCase):
-        pass
 
 def quick_close_doesnt_kill_server():
     r"""