[python] Renames python generators (#7965)

* python->python-legacy, python-experimental->python

* test with openjdk8

* test with openjdk11

* comment out rm

* move kotlin tests to circleci

* move kotlin tests

* move tests to circleci

* fix circleci

* rearrange test

* move tests

* use wrapper

Co-authored-by: Justin Black <justin.a.black@gmail.com>

samples/client/petstore/python-legacy/test/test_file.py

@@ -0,0 +1,52 @@
+# 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: \" \\  # noqa: E501
+
+    The version of the OpenAPI document: 1.0.0
+    Generated by: https://openapi-generator.tech
+"""
+
+
+from __future__ import absolute_import
+
+import unittest
+import datetime
+
+import petstore_api
+from petstore_api.models.file import File  # noqa: E501
+from petstore_api.rest import ApiException
+
+class TestFile(unittest.TestCase):
+    """File unit test stubs"""
+
+    def setUp(self):
+        pass
+
+    def tearDown(self):
+        pass
+
+    def make_instance(self, include_optional):
+        """Test File
+            include_option is a boolean, when False only required
+            params are included, when True both required and
+            optional params are included """
+        # model = petstore_api.models.file.File()  # noqa: E501
+        if include_optional :
+            return File(
+                source_uri = '0'
+            )
+        else :
+            return File(
+        )
+
+    def testFile(self):
+        """Test File"""
+        inst_req_only = self.make_instance(include_optional=False)
+        inst_req_and_optional = self.make_instance(include_optional=True)
+
+
+if __name__ == '__main__':
+    unittest.main()