Change more tests to use import_module for the modules that
should cause tests to be skipped.  Also rename import_function
to the more descriptive get_attribute and add a docstring.
diff --git a/Lib/test/test_bsddb3.py b/Lib/test/test_bsddb3.py
index 5925e15..b290a6e 100644
--- a/Lib/test/test_bsddb3.py
+++ b/Lib/test/test_bsddb3.py
@@ -7,7 +7,11 @@
 import tempfile
 import time
 import unittest
-from test.test_support import requires, verbose, run_unittest, unlink, rmtree
+from test.test_support import (requires, verbose, run_unittest, unlink, rmtree,
+    import_module)
+
+#Skip test if bsddb cannot import _bsddb.
+import_module('bsddb')
 
 # When running as a script instead of within the regrtest framework, skip the
 # requires test, since it's obvious we want to run them.