--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/env/lib/python3.7/site-packages/prov/tests/test_graphs.py	Thu May 14 14:56:58 2020 -0400
@@ -0,0 +1,18 @@
+from __future__ import (absolute_import, division, print_function,
+                        unicode_literals)
+
+import unittest
+from prov.tests.examples import tests
+from prov.graph import prov_to_graph, graph_to_prov
+
+
+class ProvGraphTestCase(unittest.TestCase):
+    def test_simple_graph_conversion(self):
+        for name, doc_func in tests:
+            prov_org = doc_func()
+            g = prov_to_graph(prov_org)
+            if prov_org.has_bundles():
+                # Cannot round-trip with documents containing bundles, skipping
+                continue
+            prov_doc = graph_to_prov(g)
+            self.assertEqual(prov_doc, prov_org, "Round trip graph conversion for '{}' failed.".format(name))