Python: Move dataflow tests out of experimental

python/ql/test/library-tests/dataflow/module-initialization/test.py

@@ -0,0 +1,33 @@
+# These are defined so that we can evaluate the test code.
+NONSOURCE = "not a source"
+SOURCE = "source"
+
+
+def is_source(x):
+    return x == "source" or x == b"source" or x == 42 or x == 42.0 or x == 42j
+
+
+def SINK(x):
+    if is_source(x):
+        print("OK")
+    else:
+        print("Unexpected flow", x)
+
+
+def SINK_F(x):
+    if is_source(x):
+        print("Unexpected flow", x)
+    else:
+        print("OK")
+
+import base
+
+base.foo = 42
+
+import m1
+
+def test_const():
+    SINK(m1.foo)
+
+def test_overwritten():
+    SINK(m1.bar)