merged ZODB/branches/tseaver-squelch_2.6_warnings to avoid a warning

while running tests.

src/BTrees/tests/test_compare.py

@@ -47,8 +47,19 @@ class CompareTest(unittest.TestCase):
         self.assertRaises(UnicodeError, callable, *args)
 
     def testBucketGet(self):
+        import sys
+        import warnings
+        _warnlog = []
+        def _showwarning(*args, **kw):
+            _warnlog.append((args, kw))
+        warnings.showwarning, _before = _showwarning, warnings.showwarning
+        try:
             self.bucket[self.s] = 1
             self.assertUE(self.bucket.get, self.u)
+        finally:
+            warnings.showwarning = _before
+        if sys.version_info >= (2, 6):
+            self.assertEqual(len(_warnlog), 1)
 
     def testSetGet(self):
         self.set.insert(self.s)

src/ZEO/tests/zeoserver.py

@@ -210,4 +210,6 @@ def main():
 
 
 if __name__ == '__main__':
+    import warnings
+    warnings.simplefilter('ignore')
     main()