move token_from_config to plugin

dbt/adapters/duckdb/credentials.py

@@ -155,21 +155,6 @@ def is_motherduck(self):
     def _is_motherduck(scheme: str) -> bool:
         return scheme in {"md", "motherduck"}
 
-    @property
-    def token_from_config(self) -> str:
-        """Load the token from the MotherDuck plugin config
-        If not specified, this returns an empty string
-
-        Returns:
-            str: MotherDuck token
-        """
-        plugins = self.plugins or []
-        for plugin in plugins:
-            if plugin.config:
-                token = plugin.config.get("token") or ""
-                return str(token)
-        return ""
-
     @classmethod
     def __pre_deserialize__(cls, data: Dict[Any, Any]) -> Dict[Any, Any]:
         data = super().__pre_deserialize__(data)

dbt/adapters/duckdb/plugins/motherduck.py

@@ -15,6 +15,20 @@ def initialize(self, config: Dict[str, Any]):
     def configure_connection(self, conn: DuckDBPyConnection):
         conn.load_extension("motherduck")
 
+    @staticmethod
+    def token_from_config(creds: DuckDBCredentials) -> str:
+        """Load the token from the MotherDuck plugin config
+        If not specified, this returns an empty string
+
+        :param str: MotherDuck token
+        """
+        plugins = creds.plugins or []
+        for plugin in plugins:
+            if plugin.config:
+                token = plugin.config.get("token") or ""
+                return str(token)
+        return ""
+
     def update_connection_config(self, creds: DuckDBCredentials, config: Dict[str, Any]):
         user_agent = f"dbt/{__version__}"
         if "custom_user_agent" in config:
@@ -24,5 +38,6 @@ def update_connection_config(self, creds: DuckDBCredentials, config: Dict[str, A
 
         # If a user specified the token via the plugin config,
         # pass it to the config kwarg in duckdb.connect
-        if creds.token_from_config != "":
-            config["motherduck_token"] = creds.token_from_config
+        token = self.token_from_config(creds)
+        if token != "":
+            config["motherduck_token"] = token