Allow overriding lang config

onlinejudge_verify/languages/list.py

@@ -38,14 +38,8 @@ def _get_dict() -> Dict[str, Language]:
         _dict['.rs'] = RustLanguage()
 
         for ext, config in get_config().get('languages', {}).items():
-            if '.' + ext in _dict:
-                if not isinstance(_dict['.' + ext], UserDefinedLanguage):
-                    for key in ('compile', 'execute', 'bundle', 'list_attributes', 'list_dependencies'):
-                        if key in config:
-                            raise RuntimeError("You cannot overwrite existing language: .{}".format(ext))
-            else:
-                logger.warning("config.toml: languages.%s: Adding new languages using `config.toml` is supported but not recommended. Please consider making pull requests for your languages, see https://github.com/kmyk/online-judge-verify-helper/issues/116", ext)
-                _dict['.' + ext] = UserDefinedLanguage(extension=ext, config=config)
+            logger.warning("config.toml: languages.%s: Adding new languages using `config.toml` is supported but not recommended. Please consider making pull requests for your languages, see https://github.com/kmyk/online-judge-verify-helper/issues/116", ext)
+            _dict['.' + ext] = UserDefinedLanguage(extension=ext, config=config)
     return _dict