Python: Correctly serialize enum with its value (#18327) (#18328)

samples/openapi3/client/petstore/python/test/test_enum_serialization.py

@@ -0,0 +1,33 @@
+# coding: utf-8
+
+"""
+    OpenAPI Petstore
+
+    This spec is mainly for testing Petstore server and contains fake endpoints, models. Please do not use this for any other purpose. Special characters: \" \\
+
+    The version of the OpenAPI document: 1.0.0
+    Generated by OpenAPI Generator (https://openapi-generator.tech)
+
+    Do not edit the class manually.
+"""  # noqa: E501
+
+
+import unittest
+
+from petstore_api.models.enum_serialization import EnumSerialization
+
+class TestEnumSerialization(unittest.TestCase):
+    """EnumSerialization unit test stubs"""
+
+    def setUp(self):
+        pass
+
+    def tearDown(self):
+        pass
+
+    def testEnumSerialization(self):
+        """Test EnumSerialization"""
+        # inst = EnumSerialization()
+
+if __name__ == '__main__':
+    unittest.main()