missed tests fixed

Author: mumblepins

python/rpdk/python/codegen.py

@@ -172,7 +172,7 @@ def generate(self, project):
 
         if project.configuration_schema:
             configuration_schema_path = (
-                    project.root / project.configuration_schema_filename
+                project.root / project.configuration_schema_filename
             )
             project.write_configuration_schema(configuration_schema_path)
             configuration_models = resolve_models(

tests/plugin/parser_test.py

@@ -1,6 +1,11 @@
 import argparse
 
-from rpdk.python.parser import setup_subparser_python36, setup_subparser_python37
+from rpdk.python.parser import (
+    setup_subparser_python36,
+    setup_subparser_python37,
+    setup_subparser_python38,
+    setup_subparser_python39,
+)
 
 
 def test_setup_subparser_python36():
@@ -25,3 +30,27 @@ def test_setup_subparser_python37():
 
     assert args.language == "python37"
     assert args.use_docker is False
+
+
+def test_setup_subparser_python38():
+    parser = argparse.ArgumentParser()
+    subparsers = parser.add_subparsers(dest="subparser_name")
+
+    sub_parser = setup_subparser_python38(subparsers, [])
+
+    args = sub_parser.parse_args([])
+
+    assert args.language == "python38"
+    assert args.use_docker is False
+
+
+def test_setup_subparser_python39():
+    parser = argparse.ArgumentParser()
+    subparsers = parser.add_subparsers(dest="subparser_name")
+
+    sub_parser = setup_subparser_python39(subparsers, [])
+
+    args = sub_parser.parse_args([])
+
+    assert args.language == "python39"
+    assert args.use_docker is False