Python: Move dataflow tests out of experimental

python/ql/test/library-tests/dataflow/tainttracking/taintlib.py

@@ -0,0 +1,22 @@
+TAINTED_STRING = "TAINTED_STRING"
+TAINTED_BYTES = b"TAINTED_BYTES"
+TAINTED_LIST = ["tainted-{}".format(i) for i in range(5)]
+TAINTED_DICT = {"name": TAINTED_STRING, "some key": "foo"}
+
+NOT_TAINTED = "NOT_TAINTED"
+
+# Use this to force expressions to be tainted
+def taint(*args):
+    pass
+
+
+def ensure_tainted(*args):
+    print("- ensure_tainted")
+    for i, arg in enumerate(args):
+        print("arg {}: {!r}".format(i, arg))
+
+
+def ensure_not_tainted(*args):
+    print("- ensure_not_tainted")
+    for i, arg in enumerate(args):
+        print("arg {}: {!r}".format(i, arg))