Use generator properly

Author: ocelotl

.github/workflows/try_parser.py

@@ -14,7 +14,7 @@
 
 conf = State(get_options(), []).conf
 
-tox_section = [section for section in tox_ini.sections()][0]
+tox_section = next(tox_ini.sections())
 
 core_config_set = (
     CoreConfigSet(conf, tox_section, tox_ini_path.parent, tox_ini_path)