Python: Add test to confirm #1212 is fixed.

Author: markshannon

python/ql/test/query-tests/Statements/unreachable/imports.py

@@ -0,0 +1,12 @@
+
+try:
+    import fcntl
+except ImportError:
+    pass
+
+
+try:
+    import __builtin__
+except ImportError:
+    import builtins as __builtin__
+