Improve env var management for LEXICON vars

test/conftest.py

@@ -5,5 +5,5 @@ from ansible.module_utils._text import to_bytes
 
 
 def set_module_args(args):
-    args = json.dumps({'ANSIBLE_MODULE_ARGS': args})
+    args = json.dumps({"ANSIBLE_MODULE_ARGS": args})
     basic._ANSIBLE_ARGS = to_bytes(args)

test/test_gandi_dns.py

@@ -1,6 +1,6 @@
 import pytest
 
-gandi_cli = pytest.importorskip('lexicon')
+gandi_cli = pytest.importorskip("lexicon")
 
 
 def test_TODO():